Microsoft Office Customization Installer Replicon Certificate Error

15 Sep

A recent error that appeared when installing and Excel Add-in from Replicon, RIA-RepliconImportAddin.vsto

Customized functionality in this application will not work because the certificate used to sign the deployment manifest for RepliconImportTemplate or its location is not trusted. Contact you administrator for further assistance.

Quick workaround to fix this:

  1. Right click on setup.exe
  2. Properties
  3. Digital Signatures
  4. Select and click Detail
  5. View Certificate
  6. Install Certificate
  7. Select Local Machine
  8. Place in the following store
  9. Trusted Root Certification Authorities

Done. You could then if you wish push out this certificate using Group Policy.