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fix(error): catch socket auth error as 4xx #4059

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Merged
TheodoreSpeaks merged 2 commits into from
Apr 8, 2026
+12 −0
Merged

fix(error): catch socket auth error as 4xx #4059

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fix(error): catch socket auth error as 4xx
Apr 8, 2026
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Apr 8, 2026
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12 changes: 12 additions & 0 deletions apps/sim/app/api/auth/socket-token/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,18 @@ export async function POST() {

return NextResponse.json({ token: response.token })
} catch (error) {
// better-auth's sessionMiddleware throws APIError("UNAUTHORIZED") with no message
// when the session is missing/expired — surface this as a 401, not a 500.
if (
error instanceof Error &&
('statusCode' in error || 'status' in error) &&
((error as Record<string, unknown>).statusCode === 401 ||
(error as Record<string, unknown>).status === 'UNAUTHORIZED')
) {
logger.warn('Socket token request with invalid/expired session')
return NextResponse.json({ error: 'Authentication required' }, { status: 401 })
}

logger.error('Failed to generate socket token', {
error: error instanceof Error ? error.message : String(error),
stack: error instanceof Error ? error.stack : undefined,
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