Exemplary error message: 

Possible Solution 1: Ensure access to API

Please make sure that the following two URLs are accessible and are not blocked by e.g. a firewall:


Possible Solution 2: Clear Outlook Cache

  1. Close Outlook 
  2. Start Internet Explorer 11
  3. Press STRG + SHIFT + DEL to clear the browserhistory
  4. Select "Temporary Internet and website files" and "Cookies and website files" and confirm "Delete"

  5. Restart Outlook

  6. Test SoSafe Phishing Report Button again


Alternatively - for newer versions - please click on the white area when the Add-In is open and press F5 to reload.



Solution 3: Activate protected mode

  1. Close Outlook
  2. Press the Windows key + R
  3. Enter "inetcpl.cpl"
  4. Select the "Security" tab
  5. Check "Protected Mode" for the "Internet" and "Restricted Sites" zones
  6. Restart Outlook
  7. Test SoSafe Phishing Report Button again