It may happen that you want to encrypt an email but you get the following error message in Outlook:

When does the error occur?

This error always occurs when the email to be encrypted was […]

Situation:

The REDDCRYPT addin crashes upon start. Various exception errors occur.
These may include:

• The system was unable to find the specified file
• Access denied
• System.IO.FileLoadException
• The file or assembly “Microsoft.Office.Interop.Outlook, Version…” or a dependency of it could not be found. The system was unable to find the specified […]

This issue is fixed with Outlook Plugin Version 1.9.7265.10954 (released on 11/22/2019). You can download the current version here.

Question: This error might occur in Outlook when trying to send an encrypted mail to a person that is not yet using REDDCRYPT.

Solution: The following steps […]

Question: In rare cases the REDDCRYPT plugin may not have any icons but the functionality is preserved.

Solution: If you deactivate the addin and then reactivate it the icons are displayed correctly again.

How […]

Question: After installation or update, the REDDCRYPT Addin can not be started. Outlook might report, that the REDDCRYPT Addin was deactivated.

Info: Reason for this behavior is the Add In Resiliency in Outlook, that was implemented since Office 2013 to deactivate Add Ins, when […]

The outlook addin provides the REDDCRYPT technology for your Outlook. Supported are the Microsoft Outlook Versions from 2010 to 2019. (Status: June 2019).

Installation

The installation of the outlook addin is done via the correspoding MSI file. The following steps are required for […]