Common Troubleshooting Ideas for QuickBooks Error 4 in Event Log

QuickBooks Error 4 in Event Log is caused due to .NET Framework 4.0 SP 1 issue in your Windows 7 OS or some corrupted files in QB. While running with QuickBooks, you may face many error issues due to functional or technical causes whereas QuickBooks Error 4 in the event log is one of the most common error issues. An error leads to interfere with your all works processing and block all running functions.