QuickBooks Error 6150 occurs when you try to create, open, or use your company file, resulting in a message indicating that QuickBooks can't access the file. This error can be caused by various issues such as file corruption, incorrect file extensions, malware infections, or problems with the QuickBooks installation. Fortunately, there are eight feasible solutions to resolve this error:

1. Restore a Backup of the Company File: Recover your data from a previous backup to bypass the corrupted file.
2. Use QuickBooks Auto Data Recovery: Leverage this tool to recover lost or corrupted company files.
3. Verify and Rebuild Data: Identify and fix data integrity issues within the company file.
4. Rename QuickBooks Files: Change the extensions of .ND and .TLG files to .old to refresh the file setup.
5. Run QuickBooks File Doctor: Use this diagnostic tool to fix common QuickBooks issues.
6. Check for Malware or Virus: Run a full system scan to detect and eliminate any malware or viruses.
7. Reinstall QuickBooks Desktop: Uninstall and reinstall QuickBooks to resolve installation-related issues.
8. Create a New QuickBooks Company File: Start a new company file and import data from the damaged one.

Check out more: step-by-step resolve QuickBooks Error 1310

By following these steps, you can resolve QuickBooks Error 6150 and ensure your QuickBooks software functions smoothly. For further assistance, contact QB Data Service at +1-888-538-1314.