QuickBooks Error 6150 when comes up in your system, try to open the company file. Error 6150 due to Damaged or Corrupt company file, system infected with CryptoWall. Received error "unable to open the company file" in your QuickBooks - sorry for this inconvenience. According to this issue can be occurs during create, open, or use QuickBooks company file.
Procedures to fix:
☑ Restoring from Backup properly
☑ Remove CryptoWall from your Desktop
☑ Use of QuickBooks Auto-data recovery
☑ Reinstall QuickBooks using the clean install tool