help with some of my applications not opening (roblox, app store and terminal)

Troubleshooting Applications That Fail to Launch on macOS: Roblox, App Store, and Terminal

Experiencing difficulties with launching applications on your Mac can be frustrating, especially when essential apps like Roblox, the App Store, and Terminal are unresponsive. If you’ve encountered a situation where these programs briefly attempt to open (often indicated by a quick double-activation) but then fail to fully launch, you’re not alone. Fortunately, there are several troubleshooting steps you can take to resolve this issue.

Understanding the Issue

In this scenario, attempting to open specific applications results in the icon bouncing twice in the Dock but the application does not appear to launch fully. This behavior suggests that macOS is registering the command to open the app, but the process is either failing to start correctly or is being prevented from completing its launch sequence.

Common Causes

• Corrupted application files or caches
• Incomplete or faulty application updates
• Permission issues
• Conflicts with background processes
• System-related issues, despite running the latest macOS version

Recommended Troubleshooting Steps

1. Restart Your Mac
   While you’ve already tried restarting your computer, it’s often the first and simplest step. Ensure you’ve completely shut down and restarted to refresh system processes.

2. Reinstall the Applications
   You mentioned reinstalling Roblox, but consider removing and reinstalling the affected apps thoroughly:

3. Delete the applications from the Applications folder.
4. Empty the Trash to ensure complete removal.

5. Download the latest versions from official sources and install anew.

6. Clear Application Caches and Preferences
   Corrupted cache files or preferences can cause launch issues. To reset these:

7. Use Finder to navigate to ~/Library/Caches and delete cache folders related to the problematic apps.

8. Navigate to ~/Library/Preferences and remove preference files corresponding to these applications.
   Note: Back up files before deletion to prevent accidental data loss.

9. Check Permissions and Disk Health

10. Use Disk Utility to verify and repair disk permissions and disk health.

11. Select your startup disk and run “First Aid” to identify and fix filesystem issues.

12. Boot into Safe Mode
    Starting your Mac in Safe Mode can help isolate software conflicts:

13. Restart your Mac and hold down the Shift key immediately after the startup chime.
14. Log in and try opening the applications again.

15. Restart normally afterward.

16. Examine System Logs and Activity Monitor

17. Use the Console app to review system logs for error