Coding Labs Troubleshooting Complete Activities > Coding Labs Troubleshooting Resolve common issues with Coding Labs. Coding Lab is Missing Tools or Running SlowlyIf your lab opens without certain tools, or runs slowly, you might need to rebuild your codespace to get the latest Coding Labs updates. Instructor Can't View Your CodeIf you need your instructor need to review your Coding Labs code for practice or unsubmitted assignments, you can either add them as a contributor in GitHub or download your workspace as a .zip file and share it with them. Can't View Instructions or Submit LabYou cannot work on your lab because the Companion tab is not displayed. GitHub NotificationsWhen you run code in your coding lab, you receive an email from GitHub. More information Coding Labs Was this helpful?FEEDBACK :: Was this helpful? thumb_up YesFEEDBACK :: Was this helpful? thumb_down Nocheck_circleThank you for your feedback.