QuickBooks Event ID 4 gets provoked while opening the QuickBooks Integration Manager tool. This error occurs due to problems within the ‘.NET framework 4.0’ in Windows 7. To eradicate this error, you should reinstall the ‘.NET framework 4.0’ on your system, and you can also clean install the QB application. Get the best resolutions for this error in this blog, or dial 1-855-856-0042 to contact a QB professional.