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How to Fix Cloudflare 521 Error Due to Proxy Issues - Resolving Git Merge Conflict Code 128-Fix Python Requests Timeout Not Waiting Correctly

Updated 2026-07-28 09:28:08backup-recovery
How to Fix Cloudflare 521 Error Due to Proxy Issues - Resolving Git Merge Conflict Code 128-Fix Python Requests Timeout Not Waiting Correctly
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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