SAP Message 2Q002 - SAP System on &1, service &2 displays a known domain

Diagnosis
You tried to request a domain link to system &V3& on the host &V1&,service &V2&. However, a different system is known on host &V1&,service &V2&.

System Response
The request for a domain link was not created.

Procedure
Check the entries for the system &V3&. Either the entries for thesystem are not correct or there is already a domain link to the domainV4. if necessary, delete the systems in the domain v4 from thelocal configuration.