diff --git a/src/main/github/client-issue-source.test.ts b/src/main/github/client-issue-source.test.ts
index e8132c5b797..3cc68232356 100644
--- a/src/main/github/client-issue-source.test.ts
+++ b/src/main/github/client-issue-source.test.ts
@@ -244,6 +244,21 @@ describe('GitHub issue source split', () => {
     }
   )
 
+  it('propagates an outage when both sides of a combined query are unavailable', async () => {
+    getIssueOwnerRepoMock.mockResolvedValueOnce({ owner: 'stablyai', repo: 'orca' })
+    getOwnerRepoMock.mockResolvedValueOnce({ owner: 'fork', repo: 'orca' })
+    ghExecFileAsyncMock
+      .mockRejectedValueOnce(new Error('HTTP 503: Service Unavailable'))
+      .mockRejectedValueOnce(new Error('HTTP 502: Bad Gateway'))
+
+    await expect(listWorkItems('/repo-root', 10, 'is:open')).rejects.toThrow(
+      'HTTP 503: Service Unavailable'
+    )
+
+    // Classification must reuse the issue and PR requests, not retry the outage.
+    expect(ghExecFileAsyncMock).toHaveBeenCalledTimes(2)
+  })
+
   it("uses upstream for recent PRs when preference='upstream'", async () => {
     resolveIssueSourceMock.mockResolvedValueOnce({
       source: { owner: 'stablyai', repo: 'orca' },
diff --git a/src/main/github/client.ts b/src/main/github/client.ts
index 26d629aadb1..a2042d4b373 100644
--- a/src/main/github/client.ts
+++ b/src/main/github/client.ts
@@ -1270,6 +1270,9 @@ async function listQueriedWorkItems(
     query.reviewedBy !== null
   const issueScope = query.scope !== 'pr' && !hasPrOnlyFilter
   const prScope = query.scope !== 'issue'
+  let successfulRequestCount = 0
+  let nonAvailabilityFailureCount = 0
+  let availabilityError: unknown
 
   // Why: run the issue and PR fetches in parallel but surface the
   // issue-side error separately so the IPC envelope can carry it up. PR-side
@@ -1292,17 +1295,17 @@ async function listQueriedWorkItems(
       const { stdout } = issueOwnerRepo
         ? await ghExecFileAsync(request.args, ghOptions)
         : await ghCwdResolvedExec(repoContext, request.args, ghOptions)
-      return {
-        items: (JSON.parse(stdout) as Record<string, unknown>[])
-          .filter((item) => !('pull_request' in item))
-          .map(mapIssueWorkItem)
-      }
+      const items = (JSON.parse(stdout) as Record<string, unknown>[])
+        .filter((item) => !('pull_request' in item))
+        .map(mapIssueWorkItem)
+      successfulRequestCount += 1
+      return { items }
     } catch (err) {
       const stderr = err instanceof Error ? err.message : String(err)
-      if (!prScope && classifyGitHubUnavailable(stderr)) {
-        // Why: a scoped issue query has no successful side to preserve. Let the
-        // cross-repo caller attribute the empty result to GitHub instead.
-        throw err
+      if (classifyGitHubUnavailable(stderr)) {
+        availabilityError ??= err
+      } else {
+        nonAvailabilityFailureCount += 1
       }
       return { items: [], issuesError: classifyListIssuesError(stderr) }
     }
@@ -1330,6 +1333,7 @@ async function listQueriedWorkItems(
         .slice(request.offset, request.offset + limit)
         .map((item) => mapPullRequestWorkItem(item, prOwnerRepo))
       const hydrated = await hydrateWorkItemRepositoryMergeMetadata(mapped, prOwnerRepo, ghOptions)
+      successfulRequestCount += 1
       if (query.state === 'closed') {
         return hydrated.filter((item) => item.state !== 'merged')
       }
@@ -1337,16 +1341,22 @@ async function listQueriedWorkItems(
     } catch (err) {
       console.warn('listQueriedWorkItems PRs partial failure:', err)
       const stderr = err instanceof Error ? err.message : String(err)
-      if (!issueScope && classifyGitHubUnavailable(stderr)) {
-        // Why: Tasks scopes every query to one work-item kind. Propagate an
-        // outage instead of converting the only failed source into an empty list.
-        throw err
+      if (classifyGitHubUnavailable(stderr)) {
+        availabilityError ??= err
+      } else {
+        nonAvailabilityFailureCount += 1
       }
       return []
     }
   })()
 
   const [issueResult, prItems] = await Promise.all([issueFetch, prFetch])
+  if (availabilityError && successfulRequestCount === 0 && nonAvailabilityFailureCount === 0) {
+    // Why: combined queries normally preserve either successful half. When
+    // every attempted half hit the same availability class, propagate one of
+    // those existing failures so Tasks can distinguish an outage from no data.
+    throw availabilityError
+  }
   return {
     items: sortWorkItemsByNumber([...issueResult.items, ...prItems]).slice(0, limit),
     issuesError: issueResult.issuesError
diff --git a/src/renderer/src/components/TaskPage.tsx b/src/renderer/src/components/TaskPage.tsx
index 6add53d1625..e01c9727426 100644
--- a/src/renderer/src/components/TaskPage.tsx
+++ b/src/renderer/src/components/TaskPage.tsx
@@ -9310,7 +9310,7 @@ export default function TaskPage(): React.JSX.Element {
                   // over the generic count banner below.
                   <div
                     role="alert"
-                    className="border-b border-border/50 bg-amber-500/10 px-4 py-3 text-sm text-amber-700 dark:text-amber-200"
+                    className="border-b border-border/50 bg-destructive/10 px-4 py-3 text-sm text-destructive"
                   >
                     {translate(
                       'auto.components.TaskPage.75a38d7df8',
diff --git a/src/renderer/src/runtime/sync-runtime-graph.ts b/src/renderer/src/runtime/sync-runtime-graph.ts
index fb32a847941..e735e130004 100644
--- a/src/renderer/src/runtime/sync-runtime-graph.ts
+++ b/src/renderer/src/runtime/sync-runtime-graph.ts
@@ -1496,7 +1496,7 @@ function buildMobileBrowserTab(
     // back through ?? would resurrect a stale workspace-level error.
     loadError: activePage ? activePage.loadError : workspace.loadError,
     certificateFailure: activePage
-      ? (state.browserCertificateFailuresByPageId?.[activePage.id] ?? null)
+      ? (state.browserCertificateFailuresByPageId[activePage.id] ?? null)
       : null,
     color: unifiedTab?.color ?? null,
     isPinned: unifiedTab?.isPinned === true,
diff --git a/src/shared/github-api-availability.test.ts b/src/shared/github-api-availability.test.ts
index df34de85940..6e0ec633ef4 100644
--- a/src/shared/github-api-availability.test.ts
+++ b/src/shared/github-api-availability.test.ts
@@ -16,6 +16,7 @@ describe('classifyGitHubUnavailable', () => {
   it('classifies transport failures as network', () => {
     for (const message of [
       'request to https://api.github.com failed, reason: getaddrinfo ENOTFOUND api.github.com',
+      'error connecting to api.github.com\ncheck your internet connection or GitHub status',
       'dial tcp: lookup api.github.com: no such host',
       'connect ETIMEDOUT 140.82.112.5:443',
       'TimeoutError: request aborted',
diff --git a/src/shared/github-api-availability.ts b/src/shared/github-api-availability.ts
index 83d59ae9fed..1f9ae6694da 100644
--- a/src/shared/github-api-availability.ts
+++ b/src/shared/github-api-availability.ts
@@ -23,7 +23,7 @@ const SERVER_ERROR_PATTERN =
 // both Node (ENOTFOUND/ECONNRESET) and the gh Go client ("dial tcp", "i/o
 // timeout", "no such host") shapes.
 const NETWORK_PATTERN =
-  /timeout|\btimed out\b|\bno such host\b|could not resolve host|could not resolve to a host|\bnetwork(?:error| (?:error|unavailable|unreachable|request failed))\b|\bconnection (?:refused|reset)\b|\bdial tcp\b|\bi\/o timeout\b|\bfetch failed\b|\bsocket hang up\b|ENOTFOUND|ECONNRESET|ECONNREFUSED|ETIMEDOUT|EAI_AGAIN|ENETUNREACH/i
+  /timeout|\btimed out\b|\bno such host\b|could not resolve host|could not resolve to a host|\bnetwork(?:error| (?:error|unavailable|unreachable|request failed))\b|\bconnection (?:refused|reset)\b|\berror connecting to\b|\bfailed to connect to\b|\bdial tcp\b|\bi\/o timeout\b|\bfetch failed\b|\bsocket hang up\b|ENOTFOUND|ECONNRESET|ECONNREFUSED|ETIMEDOUT|EAI_AGAIN|ENETUNREACH/i
 
 /**
  * Classify a gh/Octokit error message as a GitHub-reachability problem, or