Fix Go Modules Proxy Connection Refused on Setup - Resolving Gradle Build Failures: A Practical Guide-Resolve Host Key Verification Error in VS Code Remote SSH
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.