Outlook Add-In ClickOnce installation errors

Some users may experience an error when attempting to install the Outlook Add-In, with a message something like the below images.

Please follow these steps to address this issue:

  1. Exit Outlook
  2. Uninstall the Soup Mail Outlook Add-In (if present), using Programs and Features from the Start Menu.
  3. Browse to C:\Users\[username]\AppData\Local\Apps\2.0
  4. Copy/zip up any existing folders/files found in this location to another location (this is a backup measure so that they can be restored if necessary)
  5. Delete the folders/files from C:\Users\[username]\AppData\Local\Apps\2.0
  6. Re-install the Soup Mail Outlook Add-In.



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