When you have ESET NOD32 antivirus installed on your system, you need to take the following steps to resolve the errors: 1. Open your QuickBooks application. 2. Go to the File menu. 3. Choose Utilities from the drop-down menu. 4. Opt for the option stating Stop Multi-user Access. 5. Exit the QuickBooks application and open it again. 6. Now, access the program settings in the QuickBooks application.  7. Turn the Internet Monitor Feature (IMON) off. The ESET NOD32 antivirus will stop running.  Check if this method restricts QuickBooks Error 6010 100. If you’re still facing the problem, contact QB experts.