diff --git a/src/renderer/src/components/linear-project-view-surfaces.tsx b/src/renderer/src/components/linear-project-view-surfaces.tsx
index 11525ed142d..159caf943af 100644
--- a/src/renderer/src/components/linear-project-view-surfaces.tsx
+++ b/src/renderer/src/components/linear-project-view-surfaces.tsx
@@ -10,6 +10,7 @@ import type {
   LinearProjectSummary
 } from '../../../shared/linear/project-types'
 import type { LinearWorkspaceError } from '../../../shared/linear/workspace-types'
+import { isIntegrationCredentialDecryptionError } from '../../../shared/integration-credential-errors'
 import {
   LinearCustomViewTableContent,
   type LinearCustomViewTableContentProps
@@ -59,7 +60,13 @@ export function LinearCollectionNotice({
         <div className={cn('flex flex-wrap gap-2 px-3', hasMore ? 'pt-2' : 'py-2')}>
           {errors.map((error) => (
             <Badge key={`${error.workspaceId}-${error.type}`} variant="outline">
-              {error.workspaceName ?? error.workspaceId}: {error.message}
+              {error.workspaceName ?? error.workspaceId}:{' '}
+              {isIntegrationCredentialDecryptionError(error.message)
+                ? translate(
+                    'auto.components.linear.project.view.surfaces.linearLoginUnreadable',
+                    'Unable to read saved Linear login. Reconnect it in Settings.'
+                  )
+                : error.message}
             </Badge>
           ))}
         </div>
diff --git a/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.linear-read-error.test.tsx b/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.linear-read-error.test.tsx
new file mode 100644
index 00000000000..88e767ef4a3
--- /dev/null
+++ b/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.linear-read-error.test.tsx
@@ -0,0 +1,119 @@
+// @vitest-environment happy-dom
+
+import React from 'react'
+import { cleanup, fireEvent, render, screen, waitFor } from '@testing-library/react'
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import { credentialDecryptionMessage } from '../../../../shared/integration-credential-errors'
+import type { LinearIssue } from '../../../../shared/linear/issue-types'
+import type { LinearConnectionStatus } from '../../../../shared/linear/workspace-types'
+import type { Repo } from '../../../../shared/repo-types'
+import { Command } from '@/components/ui/command'
+import {
+  referenceLinearIssue,
+  referenceRepo
+} from '../sidebar/workspace-reference-fixtures.test-support'
+import { SmartWorkspaceSourceResultList } from './SmartWorkspaceSourceResultList'
+import { useWorkItemSourceSearch } from './use-work-item-source-search'
+
+const mocks = vi.hoisted(() => {
+  // Host-wide status carries no error: the composer must show the read's own failure.
+  const linearStatus: LinearConnectionStatus = {
+    connected: true,
+    viewer: null,
+    selectedWorkspaceId: 'workspace-1'
+  }
+  return {
+    state: {
+      checkLinearConnection: vi.fn(),
+      linearStatus,
+      linearStatusChecked: true,
+      settings: null,
+      preflightStatus: null,
+      preflightStatusChecked: true,
+      preflightStatusContextKey: 'test',
+      refreshPreflightStatus: vi.fn(),
+      searchLinearIssues: vi.fn<(query: string) => Promise<LinearIssue[]>>()
+    }
+  }
+})
+vi.mock('@/store', () => ({
+  useAppStore: (selector: (state: typeof mocks.state) => unknown) => selector(mocks.state)
+}))
+vi.mock('@/lib/local-preflight-context', () => ({
+  getLocalPreflightContext: () => ({}),
+  localPreflightContextKey: () => 'test'
+}))
+vi.mock('@/i18n/i18n', () => ({ translate: (_key: string, fallback: string) => fallback }))
+vi.mock('./use-jira-source-connection', () => ({
+  useJiraSourceConnection: () => ({ status: null, loaded: false })
+}))
+vi.mock('./use-jira-url-source', () => ({ useJiraUrlSource: () => ({ intent: false }) }))
+vi.mock('../use-jira-project-inventory', () => ({
+  useJiraProjectInventory: () => ({ projects: [], connected: true, error: null, loading: false })
+}))
+
+const repo: Repo = { ...referenceRepo, executionHostId: 'runtime:env-1' }
+// Stable identity: search effects depend on the repos array.
+const repos = [repo]
+
+function LinearPicker({ value }: { value: string }): React.JSX.Element {
+  const controller = useWorkItemSourceSearch({
+    repos,
+    selectedRepo: repo,
+    repoId: repo.id,
+    value,
+    branchesEnabled: false,
+    repoBackedSourcesDisabled: true
+  })
+  return (
+    <Command>
+      <button type="button" onClick={() => controller.setMode('linear')}>
+        Linear tab
+      </button>
+      <button type="button" onClick={() => controller.setMode('smart')}>
+        Smart tab
+      </button>
+      <SmartWorkspaceSourceResultList model={controller} onSelect={() => {}} />
+    </Command>
+  )
+}
+
+describe('composer Linear read errors', () => {
+  afterEach(cleanup)
+
+  it('shows the read credential error on the Linear tab only, and a successful search clears it', async () => {
+    mocks.state.searchLinearIssues.mockImplementation(async (query) => {
+      if (query === 'broken') {
+        throw new Error(credentialDecryptionMessage('Linear'))
+      }
+      return [referenceLinearIssue()]
+    })
+    const message = 'Reconnect Linear'
+    const { rerender } = render(<LinearPicker value="broken" />)
+    fireEvent.click(screen.getByRole('button', { name: 'Linear tab' }))
+
+    await waitFor(() =>
+      expect(screen.getByRole('status').textContent).toBe(
+        `${message}Unable to read saved Linear login. Reconnect it in Settings.`
+      )
+    )
+
+    // The status refresh after the failure re-runs the same read; the error must stay up.
+    mocks.state.linearStatus = {
+      ...mocks.state.linearStatus,
+      credentialError: credentialDecryptionMessage('Linear')
+    }
+    rerender(<LinearPicker value="broken" />)
+    expect(screen.getByText(message)).toBeTruthy()
+    await waitFor(() => expect(mocks.state.searchLinearIssues).toHaveBeenCalledTimes(2))
+    expect(screen.getByText(message)).toBeTruthy()
+
+    fireEvent.click(screen.getByRole('button', { name: 'Smart tab' }))
+    expect(screen.queryByText(message)).toBeNull()
+    fireEvent.click(screen.getByRole('button', { name: 'Linear tab' }))
+
+    rerender(<LinearPicker value="launch" />)
+    await waitFor(() => expect(screen.getByText(/Task/)).toBeTruthy())
+    expect(screen.queryByText(message)).toBeNull()
+  })
+})
diff --git a/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.tsx b/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.tsx
index f0c62a5f14e..ab87a547af2 100644
--- a/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.tsx
+++ b/src/renderer/src/components/new-workspace/SmartWorkspaceSourceResultList.tsx
@@ -28,6 +28,7 @@ export function SmartWorkspaceSourceResultList({
     | 'searchResultRows'
     | 'linearStatusChecked'
     | 'linearStatus'
+    | 'linearReadError'
     | 'showJiraSiteContext'
     | 'jiraConnectionStatus'
     | 'reserveLinearLoadingResults'
@@ -53,8 +54,11 @@ export function SmartWorkspaceSourceResultList({
     showJiraSiteContext,
     jiraConnectionStatus,
     reserveLinearLoadingResults,
-    showLinearUrlLoadingFeedback
+    showLinearUrlLoadingFeedback,
+    linearReadError
   } = model
+  // Why: only the Linear tab speaks for Linear; Smart lists what the other sources return.
+  const visibleLinearReadError = mode === 'linear' ? linearReadError : null
   return (
     <>
       {mode === 'gitlab' ? (
@@ -117,6 +121,21 @@ export function SmartWorkspaceSourceResultList({
               <div key={index} className="h-8 animate-pulse rounded bg-muted/40" />
             ))}
           </div>
+        ) : searchResultRows.length === 0 && visibleLinearReadError && !jiraSource.intent ? (
+          <div role="status" aria-live="polite" className="px-3 py-6 text-center text-xs">
+            <p className="font-medium text-foreground">
+              {translate(
+                'auto.components.new.workspace.SmartWorkspaceNameField.linearLoginUnreadableTitle',
+                'Reconnect Linear'
+              )}
+            </p>
+            <p className="mt-0.5 text-muted-foreground">
+              {translate(
+                'auto.components.new.workspace.SmartWorkspaceNameField.linearLoginUnreadableBody',
+                'Unable to read saved Linear login. Reconnect it in Settings.'
+              )}
+            </p>
+          </div>
         ) : searchResultRows.length === 0 && !typedTextActionRow ? (
           <div className="px-3 py-6 text-center text-xs text-muted-foreground">
             {jiraSource.intent
diff --git a/src/renderer/src/components/new-workspace/use-smart-workspace-secondary-searches.ts b/src/renderer/src/components/new-workspace/use-smart-workspace-secondary-searches.ts
index efa54264880..52761c5713a 100644
--- a/src/renderer/src/components/new-workspace/use-smart-workspace-secondary-searches.ts
+++ b/src/renderer/src/components/new-workspace/use-smart-workspace-secondary-searches.ts
@@ -4,6 +4,10 @@ import { searchRuntimeRepoBaseRefDetails } from '@/runtime/runtime-repo-client'
 import { lookupLinearIssueUrl } from '@/lib/linear-issue-url-lookup'
 import { searchJiraIssuesByKeyOrText } from '@/components/jira-key-or-text-search'
 import { linearWorkspaceScopeSignature } from '../../../../shared/linear/workspace-types'
+import {
+  credentialDecryptionMessage,
+  isIntegrationCredentialDecryptionError
+} from '../../../../shared/integration-credential-errors'
 import { getSmartWorkspaceLinearSearchQuery } from '../../../../shared/new-workspace/smart-workspace-linear-intent'
 import type { parseBoundedSmartWorkspaceLinearIssueUrlIntent } from '../../../../shared/new-workspace/smart-workspace-linear-intent'
 import { RESULT_LIMIT } from './smart-workspace-name-field-model'
@@ -51,6 +55,7 @@ export function useSmartWorkspaceSecondarySearches({
     setLinearIssues,
     setLinearLoading,
     setSettledLinearUrlQuery,
+    setLinearReadError,
     jiraSourceContext,
     jiraConnectionStatus,
     jiraProject,
@@ -74,6 +79,7 @@ export function useSmartWorkspaceSecondarySearches({
     listLinearIssues,
     searchLinearIssues
   }
+  const failedLinearReadRef = useRef<readonly unknown[] | null>(null)
   const linearConnected = linearStatus.connected === true
   const linearScopeSignature = linearWorkspaceScopeSignature(linearStatus)
   const branchSearchRequest = useMemo(
@@ -150,16 +156,27 @@ export function useSmartWorkspaceSecondarySearches({
   ])
 
   useEffect(() => {
-    if (disabled || !shouldQueryLinear || !linearConnected) {
+    const readKey = [linearQuery, linearSourceContext, linearWorkspaceIdOverride] as const
+    // Why: the status refresh after a failure re-runs this same read; don't blink its error.
+    const rereadOfFailure =
+      failedLinearReadRef.current?.every((part, index) => part === readKey[index]) === true
+    const canQuery = !disabled && shouldQueryLinear && linearConnected
+    if (!rereadOfFailure || !canQuery) {
+      failedLinearReadRef.current = null
+      setLinearReadError(null)
+    }
+    if (!canQuery) {
       setLinearIssues([])
       setLinearLoading(false)
       setSettledLinearUrlQuery(null)
       return
     }
     let stale = false
-    setLinearLoading(true)
     const trimmed = linearQuery.trim()
-    setSettledLinearUrlQuery(null)
+    if (!rereadOfFailure) {
+      setLinearLoading(true)
+      setSettledLinearUrlQuery(null)
+    }
     // Why: empty-query list must not briefly paint the previous non-empty result set.
     if (trimmed === '') {
       setLinearIssues([])
@@ -169,7 +186,11 @@ export function useSmartWorkspaceSecondarySearches({
           intent: linearUrlIntent,
           knownStatus: linearStatusRef.current,
           sourceContext: linearSourceContext,
-          fetchLinearIssue: linearReadMethodsRef.current.fetchLinearIssue
+          fetchLinearIssue: (identifier, workspaceId, options) =>
+            linearReadMethodsRef.current.fetchLinearIssue(identifier, workspaceId, {
+              ...options,
+              rejectCredentialError: true
+            })
         }).then((issue) => (issue ? [issue] : []))
       : trimmed
         ? linearReadMethodsRef.current.searchLinearIssues(
@@ -196,12 +217,18 @@ export function useSmartWorkspaceSecondarySearches({
     void request
       .then((issues) => {
         if (!stale) {
+          failedLinearReadRef.current = null
+          setLinearReadError(null)
           setLinearIssues(issues)
         }
       })
-      .catch(() => {
+      .catch((error) => {
         if (!stale) {
           setLinearIssues([])
+          // Why: the read reports its own host's failure; host-wide status may describe another host.
+          const credentialError = isIntegrationCredentialDecryptionError(error)
+          failedLinearReadRef.current = credentialError ? readKey : null
+          setLinearReadError(credentialError ? credentialDecryptionMessage('Linear') : null)
         }
       })
       .finally(() => {
diff --git a/src/renderer/src/components/new-workspace/use-work-item-source-state.ts b/src/renderer/src/components/new-workspace/use-work-item-source-state.ts
index 05641de4ed6..7aa8f798ba4 100644
--- a/src/renderer/src/components/new-workspace/use-work-item-source-state.ts
+++ b/src/renderer/src/components/new-workspace/use-work-item-source-state.ts
@@ -30,6 +30,7 @@ export function useWorkItemSourceState(textOnly: boolean, value: string) {
     null
   )
   const [settledLinearUrlQuery, setSettledLinearUrlQuery] = useState<string | null>(null)
+  const [linearReadError, setLinearReadError] = useState<string | null>(null)
   const [jiraLoading, setJiraLoading] = useState(false)
   const [commandValue, setCommandValue] = useState('')
   const repoSlugCacheRef = useRef<Map<string, RepoSlug>>(new Map())
@@ -67,6 +68,8 @@ export function useWorkItemSourceState(textOnly: boolean, value: string) {
     setLinearUrlLoadingFeedbackQuery,
     settledLinearUrlQuery,
     setSettledLinearUrlQuery,
+    linearReadError,
+    setLinearReadError,
     jiraLoading,
     setJiraLoading,
     commandValue,
diff --git a/src/renderer/src/components/sidebar/WorkspaceAttachmentSearch.tsx b/src/renderer/src/components/sidebar/WorkspaceAttachmentSearch.tsx
index 7c5fb9fa48c..9aff1ee1f2e 100644
--- a/src/renderer/src/components/sidebar/WorkspaceAttachmentSearch.tsx
+++ b/src/renderer/src/components/sidebar/WorkspaceAttachmentSearch.tsx
@@ -258,7 +258,10 @@ export function WorkspaceAttachmentSearch({
       {query.trim() ? (
         <div className="mt-2 flex max-h-60 min-h-0 shrink flex-col overflow-hidden">
           <SmartWorkspaceSourceResultList
-            model={controller}
+            // Why: a Jira URL's status row owns the message; a Linear read of the URL text says nothing about it.
+            model={
+              taskUrlProvider === 'jira' ? { ...controller, linearReadError: null } : controller
+            }
             onSelect={selectRow}
             isLinked={linked}
             isRowDisabled={() => props.disabled || controller.isQueryStale}
diff --git a/src/renderer/src/components/sidebar/WorkspaceAttachmentSourceStatus.tsx b/src/renderer/src/components/sidebar/WorkspaceAttachmentSourceStatus.tsx
index c8239f8f950..390f320b437 100644
--- a/src/renderer/src/components/sidebar/WorkspaceAttachmentSourceStatus.tsx
+++ b/src/renderer/src/components/sidebar/WorkspaceAttachmentSourceStatus.tsx
@@ -17,7 +17,9 @@ export function WorkspaceAttachmentSourceStatus({
   error: string | null
   onRetry: () => void
 }): React.JSX.Element {
-  let message =
+  // Why: on the Linear tab the empty result list explains an unreadable login.
+  const linearLoginUnreadable = controller.mode === 'linear' && Boolean(controller.linearReadError)
+  let message: string | null =
     error ?? translate('workspace.links.inlineSearchHint', 'Select a result to attach it.')
   let retry: (() => void) | null = null
   if (!error && taskUrlProvider === 'jira') {
@@ -48,6 +50,9 @@ export function WorkspaceAttachmentSourceStatus({
         'Connect Linear in Settings to link this issue.'
       )
       retry = onRetry
+    } else if (linearLoginUnreadable) {
+      // Why: Retry re-reads once Linear is reconnected.
+      retry = onRetry
     } else if (controller.unresolvedLinearUrlIntent || controller.linearLoading) {
       message = translate('workspace.links.loadingLinear', 'Loading Linear issue…')
     } else {
@@ -58,13 +63,17 @@ export function WorkspaceAttachmentSourceStatus({
       retry = onRetry
     }
   }
+  // Why: keep the row (and its action) so the sibling Reference type button doesn't shift.
+  if (!error && linearLoginUnreadable && taskUrlProvider !== 'jira') {
+    message = null
+  }
   return (
     <div
       role="status"
       aria-live="polite"
       className="flex min-w-0 items-center gap-2 text-xs text-muted-foreground"
     >
-      <span>{message}</span>
+      {message ? <span>{message}</span> : null}
       {retry ? (
         <Button
           type="button"
diff --git a/src/renderer/src/components/task-page/linear/IssueBoard.tsx b/src/renderer/src/components/task-page/linear/IssueBoard.tsx
index 5d0760101fe..cc971bbd87d 100644
--- a/src/renderer/src/components/task-page/linear/IssueBoard.tsx
+++ b/src/renderer/src/components/task-page/linear/IssueBoard.tsx
@@ -5,6 +5,8 @@ import {
   shouldOfferLinearIssueFetchMore
 } from '@/components/task-page-linear-issue-empty-state'
 import { Button } from '@/components/ui/button'
+import { LinearIcon } from '@/components/task-page-localized-options'
+import { isIntegrationCredentialDecryptionError } from '../../../../../shared/integration-credential-errors'
 import {
   clampLinearIssueListLimit,
   LINEAR_ISSUE_LIST_MAX
@@ -26,11 +28,18 @@ export function TaskPageLinearIssueBoard({
     activeLinearIssues,
     activeLinearIssueLoading,
     activeLinearIssueError,
+    linearError,
     activeLinearIssueHasCollectionError,
     activeLinearIssueContextLabel,
     linearSearchActive,
     filteredLinearIssues
   } = model
+  // Why: the plain list's own read decides; host-wide status flags any broken workspace.
+  const linearLoginUnreadable =
+    activeLinearIssues.length === 0 &&
+    !activeLinearIssueContextLabel &&
+    Boolean(linearError) &&
+    isIntegrationCredentialDecryptionError(linearError)
   return (
     <div
       className="min-h-0 flex-1 overflow-y-auto scrollbar-sleek"
@@ -38,13 +47,26 @@ export function TaskPageLinearIssueBoard({
         scrollbarGutter: 'stable'
       }}
     >
-      {activeLinearIssueError ? (
+      {linearLoginUnreadable ? (
+        <div className="m-4 flex flex-col items-center justify-center rounded-md border border-border/50 bg-muted/50 px-6 py-14 text-center shadow-sm">
+          <LinearIcon className="mb-4 size-8 text-muted-foreground/60" />
+          <p className="text-base font-medium text-foreground">
+            {translate('auto.components.TaskPage.linearLoginUnreadableTitle', 'Reconnect Linear')}
+          </p>
+          <p className="mt-2 text-sm text-muted-foreground">
+            {translate(
+              'auto.components.TaskPage.linearLoginUnreadableBody',
+              'Unable to read saved Linear login. Reconnect it in Settings.'
+            )}
+          </p>
+        </div>
+      ) : activeLinearIssueError ? (
         <div className="border-b border-border px-4 py-4 text-sm text-destructive">
           {activeLinearIssueError}
         </div>
       ) : null}
 
-      {activeLinearIssueLoading && activeLinearIssues.length === 0 ? (
+      {activeLinearIssueLoading && activeLinearIssues.length === 0 && !linearLoginUnreadable ? (
         <div className="divide-y divide-border/50">
           {Array.from({
             length: 12
diff --git a/src/renderer/src/components/use-task-page-linear-list-effects.ts b/src/renderer/src/components/use-task-page-linear-list-effects.ts
index 8409e8682e4..f5d47b1b7f6 100644
--- a/src/renderer/src/components/use-task-page-linear-list-effects.ts
+++ b/src/renderer/src/components/use-task-page-linear-list-effects.ts
@@ -1,5 +1,6 @@
 import type { TaskPageGlobalEffectsModel } from './use-task-page-global-effects'
 import { useEffect } from 'react'
+import { isIntegrationCredentialDecryptionError } from '../../../shared/integration-credential-errors'
 import { saveLinearIssueView } from './linear-issue-view-storage'
 import { serializeLinearIssueViewResumeState } from '../../../shared/linear/issue-view-resume-state'
 import {
@@ -139,7 +140,10 @@ export function useTaskPageLinearListEffects(model: TaskPageGlobalEffectsModel)
       return
     }
     let cancelled = false
-    setLinearError(null)
+    // Why: keep an unreadable-login error up during the re-read so the Reconnect card doesn't flash.
+    setLinearError((current) =>
+      current && isIntegrationCredentialDecryptionError(current) ? current : null
+    )
     const trimmed = appliedLinearSearch.trim()
     const effectiveLinearIssueLimit = clampLinearIssueListLimit(linearIssueLimit)
     const searchActive = trimmed.length > 0
@@ -233,6 +237,7 @@ export function useTaskPageLinearListEffects(model: TaskPageGlobalEffectsModel)
         ) {
           return
         }
+        setLinearError(null)
         if (readArgs.kind === 'search') {
           const issues = result as LinearIssue[]
           setLinearIssuesHasMore(false)
@@ -264,6 +269,11 @@ export function useTaskPageLinearListEffects(model: TaskPageGlobalEffectsModel)
         ) {
           return
         }
+        // Why: a credential failure used to resolve as no rows; keep not showing the previous scope's rows.
+        if (isIntegrationCredentialDecryptionError(err)) {
+          setLinearIssues([])
+          setLinearIssuesHasMore(false)
+        }
         setLinearError(err instanceof Error ? err.message : 'Failed to load Linear issues.')
         setLinearLoading(false)
       })
diff --git a/src/renderer/src/i18n/locales/en.json b/src/renderer/src/i18n/locales/en.json
index b629dda8b19..b8081b560af 100644
--- a/src/renderer/src/i18n/locales/en.json
+++ b/src/renderer/src/i18n/locales/en.json
@@ -2357,6 +2357,8 @@
         "851017590d": "Add Linear access",
         "228b25028f": "Browse and start work on your assigned Linear issues directly from here.",
         "6d56559467": "Connect your Linear account",
+        "linearLoginUnreadableTitle": "Reconnect Linear",
+        "linearLoginUnreadableBody": "Unable to read saved Linear login. Reconnect it in Settings.",
         "eee68073b2": "Open in Jira",
         "9497f2787c": "Start workspace",
         "eba87f2edb": "No Jira issues found",
@@ -3116,6 +3118,7 @@
               "93e1f6bfca": "Loading",
               "98730088a6": ". Search or open Linear for the full set.",
               "06b887d622": "Showing first",
+              "linearLoginUnreadable": "Unable to read saved Linear login. Reconnect it in Settings.",
               "2c4b1c2c08": "number",
               "f2cc1e0ff6": "Linear / Projects",
               "906b5e4cb8": "Linear / Projects / {{value0}}",
@@ -14781,7 +14784,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "Couldn’t link this Jira issue. Pick the matching site or reconnect Jira, then try again.",
             "emoji": "Emoji",
-            "loadingLinearIssue": "Loading Linear issue…"
+            "loadingLinearIssue": "Loading Linear issue…",
+            "linearLoginUnreadableTitle": "Reconnect Linear",
+            "linearLoginUnreadableBody": "Unable to read saved Linear login. Reconnect it in Settings."
           },
           "ProjectCombobox": {
             "empty": "No projects match your search.",
diff --git a/src/renderer/src/i18n/locales/es.json b/src/renderer/src/i18n/locales/es.json
index 66984e2f08e..9b62de6f936 100644
--- a/src/renderer/src/i18n/locales/es.json
+++ b/src/renderer/src/i18n/locales/es.json
@@ -2128,6 +2128,8 @@
         "851017590d": "Agregar acceso Linear",
         "228b25028f": "Explora y empieza a trabajar en tus issues asignados de Linear directamente desde aquí.",
         "6d56559467": "Conecta tu cuenta Linear",
+        "linearLoginUnreadableTitle": "Vuelve a conectar Linear",
+        "linearLoginUnreadableBody": "No se puede leer el inicio de sesión guardado de Linear. Vuelve a conectarlo en Configuración.",
         "eee68073b2": "Abrir en Jira",
         "9497f2787c": "Iniciar espacio de trabajo",
         "eba87f2edb": "No se encontraron issues de Jira",
@@ -2887,6 +2889,7 @@
               "93e1f6bfca": "Cargando",
               "98730088a6": ". Busca o abre Linear para ver el conjunto completo.",
               "06b887d622": "Mostrando primero",
+              "linearLoginUnreadable": "No se puede leer el inicio de sesión guardado de Linear. Vuelve a conectarlo en Configuración.",
               "2c4b1c2c08": "número",
               "f2cc1e0ff6": "Linear / Proyectos",
               "906b5e4cb8": "Linear / Proyectos / {{value0}}",
@@ -14491,7 +14494,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "Couldn’t link this Jira issue. Pick the matching site or reconnect Jira, then try again.",
             "emoji": "Emoji",
-            "loadingLinearIssue": "Cargando problema Linear..."
+            "loadingLinearIssue": "Cargando problema Linear...",
+            "linearLoginUnreadableTitle": "Vuelve a conectar Linear",
+            "linearLoginUnreadableBody": "No se puede leer el inicio de sesión guardado de Linear. Vuelve a conectarlo en Configuración."
           },
           "ProjectCombobox": {
             "empty": "Ningún proyecto coincide con tu búsqueda.",
diff --git a/src/renderer/src/i18n/locales/fr.json b/src/renderer/src/i18n/locales/fr.json
index 891dbdc2fd3..53e368f987b 100644
--- a/src/renderer/src/i18n/locales/fr.json
+++ b/src/renderer/src/i18n/locales/fr.json
@@ -2237,6 +2237,8 @@
         "851017590d": "Ajouter l'accès Linear",
         "228b25028f": "Parcourez vos tickets Linear assignés et démarrez le travail directement depuis ici.",
         "6d56559467": "Connectez votre compte Linear",
+        "linearLoginUnreadableTitle": "Reconnectez Linear",
+        "linearLoginUnreadableBody": "Impossible de lire la connexion Linear enregistrée. Reconnectez-la dans les réglages.",
         "eee68073b2": "Ouvrir dans Jira",
         "9497f2787c": "Démarrer l'espace de travail",
         "eba87f2edb": "Aucun ticket Jira trouvé",
@@ -2996,6 +2998,7 @@
               "93e1f6bfca": "Chargement",
               "98730088a6": ". Recherchez ou ouvrez Linear pour voir l'ensemble complet.",
               "06b887d622": "Affichage des premières",
+              "linearLoginUnreadable": "Impossible de lire la connexion Linear enregistrée. Reconnectez-la dans les réglages.",
               "2c4b1c2c08": "nombre",
               "f2cc1e0ff6": "Linear / Projets",
               "906b5e4cb8": "Linear / Projets / {{value0}}",
@@ -14613,7 +14616,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "Impossible d'associer cette issue Jira. Sélectionnez le site correspondant ou reconnectez Jira, puis réessayez.",
             "emoji": "Émoji",
-            "loadingLinearIssue": "Chargement de l'issue Linear…"
+            "loadingLinearIssue": "Chargement de l'issue Linear…",
+            "linearLoginUnreadableTitle": "Reconnectez Linear",
+            "linearLoginUnreadableBody": "Impossible de lire la connexion Linear enregistrée. Reconnectez-la dans les réglages."
           },
           "ProjectCombobox": {
             "empty": "Aucun projet ne correspond à votre recherche.",
diff --git a/src/renderer/src/i18n/locales/ja.json b/src/renderer/src/i18n/locales/ja.json
index fa1e856a70e..214a8e8d238 100644
--- a/src/renderer/src/i18n/locales/ja.json
+++ b/src/renderer/src/i18n/locales/ja.json
@@ -2129,6 +2129,8 @@
         "851017590d": "Linear アクセスを追加",
         "228b25028f": "ここから直接、割り当てられた Linear Issue を参照して作業を開始できます。",
         "6d56559467": "Linear アカウントを接続する",
+        "linearLoginUnreadableTitle": "Linear を再接続",
+        "linearLoginUnreadableBody": "保存された Linear のログイン情報を読み取れません。設定で再接続してください。",
         "eee68073b2": "Jira で開く",
         "9497f2787c": "ワークスペースを開始",
         "eba87f2edb": "Jira Issue が見つかりません",
@@ -2888,6 +2890,7 @@
               "93e1f6bfca": "読み込み中",
               "98730088a6": "。フルセットについては、Linear を検索するか開きます。",
               "06b887d622": "最初に表示しています",
+              "linearLoginUnreadable": "保存された Linear のログイン情報を読み取れません。設定で再接続してください。",
               "2c4b1c2c08": "番号",
               "f2cc1e0ff6": "Linear / プロジェクト",
               "906b5e4cb8": "Linear / プロジェクト / {{value0}}",
@@ -14496,7 +14499,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "この Jira Issue をリンクできませんでした。該当するサイトを選択するか Jira に再接続してから、もう一度お試しください。",
             "emoji": "絵文字",
-            "loadingLinearIssue": "Linear Issue を読み込み中…"
+            "loadingLinearIssue": "Linear Issue を読み込み中…",
+            "linearLoginUnreadableTitle": "Linear を再接続",
+            "linearLoginUnreadableBody": "保存された Linear のログイン情報を読み取れません。設定で再接続してください。"
           },
           "ProjectCombobox": {
             "empty": "検索条件に一致するプロジェクトはありません。",
diff --git a/src/renderer/src/i18n/locales/ko.json b/src/renderer/src/i18n/locales/ko.json
index e31dcae3432..28985b0f21d 100644
--- a/src/renderer/src/i18n/locales/ko.json
+++ b/src/renderer/src/i18n/locales/ko.json
@@ -2129,6 +2129,8 @@
         "851017590d": "Linear 액세스 추가",
         "228b25028f": "여기에서 직접 할당된 Linear 이슈를 찾아보고 작업을 시작하세요.",
         "6d56559467": "Linear 계정 연결",
+        "linearLoginUnreadableTitle": "Linear 다시 연결",
+        "linearLoginUnreadableBody": "저장된 Linear 로그인을 읽을 수 없습니다. 설정에서 다시 연결하세요.",
         "eee68073b2": "Jira에서 열기",
         "9497f2787c": "워크스페이스 시작",
         "eba87f2edb": "Jira 이슈가 발견되지 않았습니다.",
@@ -2888,6 +2890,7 @@
               "93e1f6bfca": "로드 중",
               "98730088a6": ". 전체 세트를 보려면 Linear를 검색하거나 엽니다.",
               "06b887d622": "처음 표시",
+              "linearLoginUnreadable": "저장된 Linear 로그인을 읽을 수 없습니다. 설정에서 다시 연결하세요.",
               "2c4b1c2c08": "숫자",
               "f2cc1e0ff6": "Linear / 프로젝트",
               "906b5e4cb8": "Linear / 프로젝트 / {{value0}}",
@@ -14496,7 +14499,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "Couldn’t link this Jira issue. Pick the matching site or reconnect Jira, then try again.",
             "emoji": "Emoji",
-            "loadingLinearIssue": "Linear 문제 로드 중…"
+            "loadingLinearIssue": "Linear 문제 로드 중…",
+            "linearLoginUnreadableTitle": "Linear 다시 연결",
+            "linearLoginUnreadableBody": "저장된 Linear 로그인을 읽을 수 없습니다. 설정에서 다시 연결하세요."
           },
           "ProjectCombobox": {
             "empty": "검색과 일치하는 프로젝트가 없습니다.",
diff --git a/src/renderer/src/i18n/locales/zh.json b/src/renderer/src/i18n/locales/zh.json
index 8fa4a070565..f009c611419 100644
--- a/src/renderer/src/i18n/locales/zh.json
+++ b/src/renderer/src/i18n/locales/zh.json
@@ -2129,6 +2129,8 @@
         "851017590d": "添加 Linear 访问",
         "228b25028f": "直接从这里浏览并开始处理分配给您的 Linear 议题。",
         "6d56559467": "连接您的 Linear 账户",
+        "linearLoginUnreadableTitle": "重新连接 Linear",
+        "linearLoginUnreadableBody": "无法读取已保存的 Linear 登录信息。请在设置中重新连接。",
         "eee68073b2": "在 Jira 中打开",
         "9497f2787c": "启动工作区",
         "eba87f2edb": "未发现 Jira 议题",
@@ -2888,6 +2890,7 @@
               "93e1f6bfca": "加载中",
               "98730088a6": "。在 Linear 中搜索或打开以查看完整列表。",
               "06b887d622": "首先显示",
+              "linearLoginUnreadable": "无法读取已保存的 Linear 登录信息。请在设置中重新连接。",
               "2c4b1c2c08": "数字",
               "f2cc1e0ff6": "Linear/项目",
               "906b5e4cb8": "Linear/项目/{{value0}}",
@@ -14496,7 +14499,9 @@
             "jiraMode": "Jira",
             "jiraSelectBindFailed": "无法关联此 Jira 议题。请选择匹配的站点或重新连接 Jira，然后重试。",
             "emoji": "Emoji",
-            "loadingLinearIssue": "正在加载 Linear 议题..."
+            "loadingLinearIssue": "正在加载 Linear 议题...",
+            "linearLoginUnreadableTitle": "重新连接 Linear",
+            "linearLoginUnreadableBody": "无法读取已保存的 Linear 登录信息。请在设置中重新连接。"
           },
           "ProjectCombobox": {
             "empty": "没有匹配搜索的项目。",
diff --git a/src/renderer/src/lib/linear-issue-url-lookup.ts b/src/renderer/src/lib/linear-issue-url-lookup.ts
index 14f76da309a..e67e465f98f 100644
--- a/src/renderer/src/lib/linear-issue-url-lookup.ts
+++ b/src/renderer/src/lib/linear-issue-url-lookup.ts
@@ -1,4 +1,8 @@
 import { linearStatus } from '@/runtime/runtime-linear-client'
+import {
+  credentialDecryptionMessage,
+  isIntegrationCredentialDecryptionError
+} from '../../../shared/integration-credential-errors'
 import {
   findLinearIssueWorkspaceLookupIds,
   isLinearIssueUrlResolutionMatch,
@@ -23,7 +27,10 @@ async function fetchMatchingLinearIssue(
   try {
     const issue = await fetchLinearIssue(intent.identifier, workspaceId, { sourceContext })
     return issue && isLinearIssueUrlResolutionMatch(intent, issue) ? issue : null
-  } catch {
+  } catch (error) {
+    if (isIntegrationCredentialDecryptionError(error)) {
+      throw error
+    }
     return null
   }
 }
@@ -46,6 +53,7 @@ export async function lookupLinearIssueUrl({
   readLinearStatus?: (sourceContext: TaskSourceContext | null) => Promise<LinearConnectionStatus>
 }): Promise<LinearIssue | null> {
   const triedWorkspaceIds = new Set<string>()
+  const undecryptableWorkspaceIds = new Set<string>()
   const lookupInStatus = async (
     status: Pick<
       LinearConnectionStatus,
@@ -62,7 +70,10 @@ export async function lookupLinearIssueUrl({
         workspaceId,
         sourceContext,
         fetchLinearIssue
-      )
+      ).catch(() => {
+        undecryptableWorkspaceIds.add(workspaceId)
+        return null
+      })
       if (issue) {
         return issue
       }
@@ -76,5 +87,10 @@ export async function lookupLinearIssueUrl({
   }
 
   const currentStatus = await readLinearStatus(sourceContext).catch(() => null)
-  return currentStatus ? lookupInStatus(currentStatus) : null
+  const issue = currentStatus ? await lookupInStatus(currentStatus) : null
+  // Why: a healthy workspace may still match; report the credential failure only when none did.
+  if (!issue && undecryptableWorkspaceIds.size > 0) {
+    throw new Error(credentialDecryptionMessage('Linear'))
+  }
+  return issue
 }
diff --git a/src/renderer/src/store/slices/linear-credential-error-recovery.test.ts b/src/renderer/src/store/slices/linear-credential-error-recovery.test.ts
index 1644e42361a..e0f08403eac 100644
--- a/src/renderer/src/store/slices/linear-credential-error-recovery.test.ts
+++ b/src/renderer/src/store/slices/linear-credential-error-recovery.test.ts
@@ -65,42 +65,25 @@ describe('createLinearSlice caching', () => {
     vi.clearAllMocks()
   })
 
-  it('returns an empty list and refreshes status on Linear decrypt errors during list reads', async () => {
+  it('rejects Linear search and list reads with the plain decrypt message and refreshes status', async () => {
     const store = createTestStore()
-    const error = new Error(credentialDecryptionMessage('Linear'))
+    const message = credentialDecryptionMessage('Linear')
+    // Local reads arrive through IPC, which prefixes the main-process message.
+    const error = new Error(`Error invoking remote method 'linear:searchIssues': Error: ${message}`)
     store.setState({
       linearStatus: { connected: true, viewer: null, selectedWorkspaceId: 'workspace-1' },
       linearListCache: {
         'workspace-1::list::all::36::': { data: { items: [issue('LIN-CACHED')] }, fetchedAt: 1 }
       }
     })
-    linearStatus.mockResolvedValue({
-      connected: true,
-      viewer: null,
-      credentialError: error.message
-    })
+    linearStatus.mockResolvedValue({ connected: true, viewer: null, credentialError: message })
+    linearSearchIssues.mockRejectedValueOnce(error)
     linearListIssues.mockRejectedValueOnce(error)
 
+    await expect(store.getState().searchLinearIssues('bug', 36)).rejects.toThrow(new Error(message))
     await expect(
       store.getState().listLinearIssues({ kind: 'list', filter: 'all', limit: 36 }, { force: true })
-    ).resolves.toMatchObject({ items: [] })
-    expect(linearStatus).toHaveBeenCalled()
-  })
-
-  it('returns an empty list and refreshes status on Linear decrypt errors during searches', async () => {
-    const store = createTestStore()
-    const error = new Error(credentialDecryptionMessage('Linear'))
-    store.setState({
-      linearStatus: { connected: true, viewer: null, selectedWorkspaceId: 'workspace-1' }
-    })
-    linearStatus.mockResolvedValue({
-      connected: true,
-      viewer: null,
-      credentialError: error.message
-    })
-    linearSearchIssues.mockRejectedValueOnce(error)
-
-    await expect(store.getState().searchLinearIssues('bug', 36)).resolves.toEqual([])
+    ).rejects.toThrow(new Error(message))
     expect(linearStatus).toHaveBeenCalled()
   })
 
diff --git a/src/renderer/src/store/slices/linear/linear-issue-detail-actions.ts b/src/renderer/src/store/slices/linear/linear-issue-detail-actions.ts
index f2826509f45..1c319992bca 100644
--- a/src/renderer/src/store/slices/linear/linear-issue-detail-actions.ts
+++ b/src/renderer/src/store/slices/linear/linear-issue-detail-actions.ts
@@ -5,7 +5,10 @@ import type {
   LinearSliceSet,
   LinearFetchOptions
 } from './linear-slice-contract'
-import { isIntegrationCredentialDecryptionError } from '../../../../../shared/integration-credential-errors'
+import {
+  credentialDecryptionMessage,
+  isIntegrationCredentialDecryptionError
+} from '../../../../../shared/integration-credential-errors'
 import { linearGetIssue } from '@/runtime/runtime-linear-issue-mutations'
 import {
   clearLinearIssueCollectionRequestMaps,
@@ -45,6 +48,10 @@ export function createLinearIssueDetailActions(
       if (isFresh(cached)) {
         return cached.data
       }
+      // Why: cards and sub-issue reads treat an unreadable issue as missing; only the
+      // composer's URL lookup asks to see the credential failure.
+      const settle = (request: Promise<LinearIssue | null>): Promise<LinearIssue | null> =>
+        options?.rejectCredentialError ? request : request.catch(() => null)
 
       const inflight = inflightIssueRequests.get(issueCacheKey)
       if (
@@ -52,7 +59,7 @@ export function createLinearIssueDetailActions(
         inflight.contextKey === contextKey &&
         inflight.mutationGeneration === getLinearMutationGeneration()
       ) {
-        return inflight.promise
+        return settle(inflight.promise)
       }
 
       let entry: InflightLinearIssueRequest
@@ -94,6 +101,9 @@ export function createLinearIssueDetailActions(
           ) {
             void get().checkLinearConnection(true)
           }
+          if (isIntegrationCredentialDecryptionError(error)) {
+            throw new Error(credentialDecryptionMessage('Linear'))
+          }
           return null
         })
         .finally(() => {
@@ -121,7 +131,7 @@ export function createLinearIssueDetailActions(
         mutationGeneration: requestMutationGeneration
       }
       inflightIssueRequests.set(issueCacheKey, entry)
-      return promise
+      return settle(promise)
     },
 
     refreshLinearIssue: async (
diff --git a/src/renderer/src/store/slices/linear/linear-issue-list-actions.ts b/src/renderer/src/store/slices/linear/linear-issue-list-actions.ts
index 8c715265ae8..a6fe4116af8 100644
--- a/src/renderer/src/store/slices/linear/linear-issue-list-actions.ts
+++ b/src/renderer/src/store/slices/linear/linear-issue-list-actions.ts
@@ -8,7 +8,10 @@ import type {
   LinearSliceSet
 } from './linear-slice-contract'
 import { clampLinearIssueListLimit } from '../../../../../shared/linear/issue-read-limits'
-import { isIntegrationCredentialDecryptionError } from '../../../../../shared/integration-credential-errors'
+import {
+  credentialDecryptionMessage,
+  isIntegrationCredentialDecryptionError
+} from '../../../../../shared/integration-credential-errors'
 import {
   isLinearIssueAttributeFilterUnsupportedError,
   linearListIssues,
@@ -91,9 +94,10 @@ export function createLinearIssueListActions(
         })
         .catch((error) => {
           console.warn('[linear] searchLinearIssues failed:', error)
+          const credentialError = isIntegrationCredentialDecryptionError(error)
           if (
             !(scope.explicitSource && options?.workspaceId !== undefined) &&
-            (isIntegrationCredentialDecryptionError(error) || looksLikeAuthError(error)) &&
+            (credentialError || looksLikeAuthError(error)) &&
             canWriteLinearReadResult(
               contextKey,
               requestCacheGeneration,
@@ -105,7 +109,13 @@ export function createLinearIssueListActions(
             if (!shouldRefreshStatusAfterRead(workspaceId, get().linearStatus)) {
               void get().checkLinearConnection(true)
             }
-            return []
+            if (!credentialError) {
+              return []
+            }
+          }
+          // Why: [] would read as "no matches"; the caller shows this read's own error.
+          if (credentialError) {
+            throw new Error(credentialDecryptionMessage('Linear'))
           }
           return get().linearSearchCache[cacheKey]?.data ?? []
         })
@@ -203,9 +213,10 @@ export function createLinearIssueListActions(
           if (isLinearIssueAttributeFilterUnsupportedError(error)) {
             throw error
           }
+          const credentialError = isIntegrationCredentialDecryptionError(error)
           if (
             !(scope.explicitSource && options?.workspaceId !== undefined) &&
-            (isIntegrationCredentialDecryptionError(error) || looksLikeAuthError(error)) &&
+            (credentialError || looksLikeAuthError(error)) &&
             canWriteLinearReadResult(
               contextKey,
               requestCacheGeneration,
@@ -217,7 +228,12 @@ export function createLinearIssueListActions(
             if (!shouldRefreshStatusAfterRead(workspaceId, get().linearStatus)) {
               void get().checkLinearConnection(true)
             }
-            return emptyLinearCollection<LinearIssue>()
+            if (!credentialError) {
+              return emptyLinearCollection<LinearIssue>()
+            }
+          }
+          if (credentialError) {
+            throw new Error(credentialDecryptionMessage('Linear'))
           }
           return get().linearListCache[cacheKey]?.data ?? emptyLinearCollection<LinearIssue>()
         })
diff --git a/src/renderer/src/store/slices/linear/linear-slice-contract.ts b/src/renderer/src/store/slices/linear/linear-slice-contract.ts
index aff0802c99f..e16e5cdbaf1 100644
--- a/src/renderer/src/store/slices/linear/linear-slice-contract.ts
+++ b/src/renderer/src/store/slices/linear/linear-slice-contract.ts
@@ -33,6 +33,8 @@ export type LinearFetchOptions = {
   force?: boolean
   sourceContext?: TaskSourceContext | null
   workspaceId?: LinearWorkspaceSelection | null
+  // Issue reads only: reject on an undecryptable credential instead of resolving null.
+  rejectCredentialError?: boolean
 }
 export type LinearPatchOptions = { sourceContext?: TaskSourceContext | null }