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Home / macos-help / Fix Docker Build Failed After Updating Docker Desktop - Fix Task Scheduler Error 0x80070020: Port Already in Use-Chrome ERR_CONNECTION_REFUSED localhost Troubleshooting

Fix Docker Build Failed After Updating Docker Desktop - Fix Task Scheduler Error 0x80070020: Port Already in Use-Chrome ERR_CONNECTION_REFUSED localhost Troubleshooting

Updated 2026-06-13 22:46:13macos-help
Fix Docker Build Failed After Updating Docker Desktop - Fix Task Scheduler Error 0x80070020: Port Already in Use-Chrome ERR_CONNECTION_REFUSED localhost Troubleshooting
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.