CECN0120E (0x010C0078) CECN0120E You cannot add this replication mapping to the subscription subscription-name because the maximum number of replication mappings already exist.

Explanation
The server was unable to add a replication mapping
to a subscription because the replication mapping already has reached
its limit of replication mappings.

User response
Delete unused replication mappings and retry the
operation or create another subscription for the additional replication
mappings.