How to solve the "Unable to connect to Lotus Notes Server" error

Last update:
Created :
Written by Thomas Speekenbrink

Overview:

When performing a test in the Domino Synchronizer Admin under Technical Settings, you might get the error: "Unable to connect to Lotus Notes Server".

How to:

  • Check if the communication port is in use by another application
  • Check if you might ping the hostname / IP adress to see if any firewall issues exist