Resolving QuickBooks Desktop Error 6155 on Windows 10/11

Copper Contributor

I'm experiencing QuickBooks Desktop Error 6155 and can't open my company file. I've tried restarting my computer and QB, but the error persists. Can you help me resolve this issue?

1 Reply



QB Desktop Error 6155 on Windows 10/11 often occurs due to corrupted company files or improper system settings. First, ensure QB Desktop is updated. Then, try restoring a backup or run QB File Doctor to fix file issues. Adjusting Windows Firewall settings may also help. If the issue persists, reach out to QB support for personalized assistance.