How to Fix Lotus Notes Error: Unable to Initialize VSE Engine

When opening Lotus Notes, it might prompt the following error: "Unable to Initialize VSE Engine." This error is caused by an incompatibility between Lotus Notes and the Notes scanner that ships with VirusScan Enterprise 8.0. Upgrading VirusScan will resolve the issue. If you can't upgrade, then a temporary fix is available, but you should patch your version of VirusScan as soon as possible.

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Step

Open the "Start" menu and click "Computer" or "My Computer" depending on your version of Windows. Navigate to the C drive.

Step

Open the "Notes" folder. Double-click on the "Notes.ini" file to open it in Notepad.

Step

Place a semicolon (;) in front of the following two lines to temporarily disable VirusScan:

AddInsMenus=NCMenu EXTMGR_ADDINS=NCExtMgr

Step

Click the "Save" option from the "File" menu. Close Notes.ini.

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