claude-code - 💡(How to fix) Fix C:/Program Files/Git/ultrareview crashed before producing findings — burned a free-tier usage [1 participants]

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anthropics/claude-code#55031Fetched 2026-05-01 05:48:03
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/ultrareview 1 launched successfully but the remote review session crashed before producing any findings. The free-tier usage counter was decremented (1 of 3 used) despite no findings being delivered.

Error Message

{"error":"Review crashed before producing findings. See session logs for details."}

Root Cause

/ultrareview 1 launched successfully but the remote review session crashed before producing any findings. The free-tier usage counter was decremented (1 of 3 used) despite no findings being delivered.

Code Example

{"error":"Review crashed before producing findings. See session logs for details."}
RAW_BUFFERClick to expand / collapse

Summary

/ultrareview 1 launched successfully but the remote review session crashed before producing any findings. The free-tier usage counter was decremented (1 of 3 used) despite no findings being delivered.

Repro

  1. /ultrareview 1 (against PR #1 in my repo wilson-cheng1110/CUBIK_FULL)
  2. Local stdout: Free ultrareview 1 of 3. Ultrareview launched for wilson-cheng1110/CUBIK_FULL#1 (~5-10 min, runs in the cloud).
  3. Session URL: https://claude.ai/code/session_01WfxEsvkGQ4xPsSSRDGt3qy
  4. Task notification arrived as completed, but the findings payload was:
{"error":"Review crashed before producing findings. See session logs for details."}

Lead-up (possibly relevant)

Before this run succeeded in launching, I hit two earlier failures:

  1. First /ultrareview 1 attempt → GitHub repository access check failed — re-authorize GitHub in settings
  2. After /web-setup (connected as wilson-cheng1110, opened claude.ai/code) → same GitHub access check failure
  3. After /install-github-app (GitHub Actions setup complete!) → Authentication failed
  4. After /login (Login successful) → ultrareview finally launched, then crashed as above

So the crash happened on the first run that actually got past the auth/access checks.

Asks

  1. Please credit back the burned usage (still showing 1 of 3 used).
  2. Please look at session logs for session_01WfxEsvkGQ4xPsSSRDGt3qy to diagnose the crash — happy to provide more repo context if useful. PR #1 is moderately large (multi-stack TypeScript CDK + Swift iOS + React/TS admin console).

Environment

  • Claude Code on Windows 11 (win32, bash shell)
  • Model: Opus 4.7 (1M context)
  • Repo: wilson-cheng1110/CUBIK_FULL, PR #1

extent analysis

TL;DR

The issue can be mitigated by investigating the session logs for session_01WfxEsvkGQ4xPsSSRDGt3qy to diagnose the crash and potentially resolving authentication or access issues.

Guidance

  • Investigate the session logs for session_01WfxEsvkGQ4xPsSSRDGt3qy to identify the cause of the crash.
  • Verify that the GitHub repository access and authentication are properly set up, considering the earlier failures and the successful login after /login.
  • Check the repository size and complexity, as the moderately large size of PR #1 (multi-stack TypeScript CDK + Swift iOS + React/TS admin console) might be a contributing factor to the crash.
  • Consider providing more repository context to help diagnose the issue.

Notes

The provided information suggests that the issue might be related to the specific repository or the authentication setup, but more investigation is needed to determine the root cause.

Recommendation

Apply workaround: Investigate the session logs and verify the authentication setup, as this is likely to provide more insight into the cause of the crash and potentially resolve the issue.

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