The QuickBooks Error 6150 Error 6150 often appears on the user's screen when they are unable to open the company file because the screen shows the error message. You can reinstall or update it to fix the issue. But, if you are not comfortable fixing the problem on your own, call QuickBooks to help support the team and talk to the tech experts. The QuickBooks Tech professionals will surely help you to troubleshoot the problem immediately, and make sure that nothing compromise is your QuickBooks experience. The professional help support is available around the clock which means you can call the experts anytime you want and avail of immediate assistance.