SAP Message 6G155 - Maintain operating system for the message server for system &

Diagnosis
No operating system could be determined for system &V1& because thesystem is not available remotely.
When you copy SAP tasks into the customer area, the system checks theoperating system of the message server in the customer system. Forexample, SAP tasks that belong to a different operating system cannotbe copied.
This check is performed to ensure consistency.

Procedure
Please enter the operating system of the message server for system &V1&
.