Several Windows components are required to run an application smoothly. Slight damage in any of the components may end up in errors. One comes across QuickBooks Event ID 4 error while launching QuickBooks Integration Manager (QBi). It also takes place after you have installed .Net Framework 4.0 or any previous version on your computer running on Windows 7 Service Pack 1. it's a Windows-specific error, and thus, it can even affect QuickBooks installed on a server. For more information, you can follow this short article we have written. Dial this toll-free number +1-855-856-0042 if you are confused about the solution and need help from a QB expert.