Diagnosis
Normally all repositories belong to one single group: the standardgroup. In your system another group was detected.

System Response
Only repositories belonging to the standard group will be taken intoaccount and will be accessible by this transaction. All otherrepositories will be ignored.

Procedure
You can proceed and establish a replication group of repositories. Theywill all be assigned to the standard group. The already existingrepositories and groups will remain untouched. However, there will beno possibility to assign one of these repositories to the standardgroup using this transaction.
If you want to do so, please contact SAP.