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VSCode Terminal Not Opening on Ubuntu: Fixes That Work - Fix ERR_NAME_NOT_RESOLVED by Clearing DNS Cache-Docker Compose Environment Variable Not Working: Fixes

Updated 2026-07-28 12:28:59macos-help
VSCode Terminal Not Opening on Ubuntu: Fixes That Work - Fix ERR_NAME_NOT_RESOLVED by Clearing DNS Cache-Docker Compose Environment Variable Not Working: Fixes
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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