Source: GroupWise engine.
Explanation: A trusted application tried to log in to the POA and was not successful because the key was invalid.
Possible Cause: The private key offered by the application did the match the private key the POA was configured to accept.
Action: Verify the private key that the POA is configured to accept. See "Enhancing Post Office Security with SSL Connections to the POA" in "Post Office Agent" in the GroupWise 6.5 Administration Guide.