The QuickBooks Has Stopped Working error is a common issue that users encounter, which causes the software to suddenly shut down or freeze, disrupting workflow. This error can occur due to several reasons such as damaged or missing QBWUSER.INI file, a corrupt hard drive, conflicting program files, or an outdated version of QuickBooks. To resolve this issue, users can try solutions like restarting their computer, running the QuickBooks Install Diagnostic Tool to repair program files, updating QuickBooks to the latest version, and verifying the integrity of their company file. Ensuring Windows is up to date and temporarily disabling antivirus software may also help in troubleshooting this error.
