SAP Message BCOMAL176 - Error when accessing the external software: Test not possible

Diagnosis
You tried to access the external software using the settings. Accesswas not possible.
Further information on the external software:
V1

Procedure
Check the following settings:
SAPconnect node or SAPphone server: Is the correct RFC destinationassigned?
RFC destination: Do the entries specify the correct access to theexternal software?
External software: Is the software installed and operational?