It is due to the conflict between two email applications and creates issues whenever an individual uses it. Change the button at the start of the application and select the type of fix required. It is a tool that helps with automatic correction and repair of the problem occurring in Microsoft Outlook. If the error continues, go to choose the third option and solve the issue. The error comes up on Outlook; when opened can be due to non-updation of the latest version.
Once removed, check by reopening Microsoft Outlook to see if the error has been resolved. Go for checking the details about the software by going to the control panel and the tool’s function setup. Mistake could be brought about by establishment measure, that Outlook clashes with other email accounts or other programming introduced on your PC.