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Home / macos-help / Fix Git 'index.lock' File Exists Error in SourceTree - Resolve Windows Update Error 0x800f081f via Media Creation Tool-Docker Desktop Build Context Canceled Error Fix

Fix Git 'index.lock' File Exists Error in SourceTree - Resolve Windows Update Error 0x800f081f via Media Creation Tool-Docker Desktop Build Context Canceled Error Fix

Updated 2026-07-28 13:14:49macos-help
Fix Git 'index.lock' File Exists Error in SourceTree - Resolve Windows Update Error 0x800f081f via Media Creation Tool-Docker Desktop Build Context Canceled Error Fix
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.