When starting Microsoft Outlook 2010 with PGP Desktop 10.2.1 MP3 installed on Windows 7, the computer displays a Runtime Error related to the PGP Outlook Plugin.
Runtime Error in PGP Outlook Plugin - The call to GetCustomUI () for RibbonID "Microsoft.Outlook.Explorer" failed
This error appears only if the box is checked for 'Show add-in user interface errors' located in Outlook Options Advanced-Developers.
Symantec Corporation is committed to product quality and satisfied customers. This issue is currently being considered by Symantec Corporation to be addressed in a forthcoming version or Maintenance Pack of the product. Please be sure to refer back to this document periodically as any changes to the status of the issue will be reflected here.
Ensure the 'Show add-in user interface errors' box is not checked. This box is not checked by default.
1. Click the File tab and then select Options.
2. Click Advanced.
3. Remove the checkmark next to Show add-in user interface errors.
Windows 7 32-bit or 64-bit running Outlook 2010