[Bug]: Getting error during cursor runs, `RetriableError: [canceled] http/2 stream closed with error code CANCEL (0x8)`
Author: aashishsingla567Created Sep 18, 2026Updated Sep 18, 2026
Labelsbugupstreamvia-triage
Before submitting
- I searched existing issues and did not find a duplicate.
- I included enough detail to reproduce or investigate the problem.
Area
apps/web
Steps to reproduce
In a long run it eventually gets this error
Expected behavior
Agent keeps running until work is done
Actual behavior
Impact
Blocks work completely
Version or commit
0.0.42 (719a76ca1dbf)
Environment
macOs 26.6.1 (25G76)
Logs or stack traces
ProviderAdapterRequestError: Provider adapter request failed (cursor) for session/prompt: Cursor reported a transport failure.
at Array.<anonymous> (file:///Applications/T3%20Code%20(Alpha).app/Contents/Resources/app.asar/apps/server/dist/bin.mjs:146304:98)
at next (<anonymous>)
at sendTurn (Alpha)
at sendTurn (definition) (Alpha)
at processTurnStartRequested (Alpha)
at processTurnStartRequested (definition) (file:///Applications/T3%20Code%20(Alpha).app/Contents/Resources/app.asar/apps/server/dist/bin.mjs:203752:36)
at processDomainEvent (file:///Applications/T3%20Code%20(Alpha).app/Contents/Resources/app.asar/apps/server/dist/bin.mjs:204127:46)
at processDomainEvent (definition) (file:///Applications/T3%20Code%20(Alpha).app/Contents/Resources/app.asar/apps/server/dist/bin.mjs:204076:29) {
[cause]: Error: Error: RetriableError: [canceled] http/2 stream closed with error code CANCEL (0x8)
at causePrettyError (file:///Applications/T3%20Code%20(Alpha).app/Contents/Resources/app.asar/apps/server/dist/claudeHistoryWorker-CAn1PawV.mjs:9188:17)
}Screenshots, recordings, or supporting files
No response
Workaround
No workaround, but starts working for a while again if you continue
Source: pingdotgg/t3code