How To Fix 2Q002 - SAP system on &1, service &2 points to a known domain

SAP Error Message - Details

• Message type: E = Error

• Message class: 2Q - TMS Service Message Class

• Message number: 002

• Message text: SAP system on &1, service &2 points to a known domain

What causes this issue?

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.

How to fix this error?

Check the entries for the system &V3&. Either the entries for the
system are not correct or there is already a domain link to the domain
&V4&. If necessary, delete the systems in the domain &V4& from the
local configuration.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 2Q002 - SAP system on &1, service &2 points to a known domain ?

  The SAP error message 2Q002 typically indicates that there is an issue related to the system's ability to connect to a specific service or domain. This error can occur in various contexts, such as when trying to access a service or when there are configuration issues in the SAP system.
  Cause:
  
  Service Configuration Issues: The service specified in the error message may not be correctly configured in the SAP system.
  Network Issues: There may be network connectivity problems preventing the SAP system from reaching the specified service or domain.
  Domain Name Resolution: The domain name may not be resolving correctly, possibly due to DNS issues.
  Authorization Issues: The user or system may not have the necessary permissions to access the specified service.
  Service Availability: The service may be down or not running on the specified host.
  
  Solution:
  
  Check Service Configuration: Verify that the service is correctly configured in the SAP system. This includes checking the service name, port, and any relevant parameters.
  Network Connectivity: Ensure that there are no network issues. You can use tools like ping or traceroute to check connectivity to the service's host.
  DNS Resolution: Check if the domain name resolves correctly. You can use commands like nslookup or dig to verify DNS resolution.
  Review Authorizations: Ensure that the user or system has the necessary authorizations to access the service. This may involve checking user roles and permissions.
  Service Status: Check if the service is running and available. If it is down, you may need to restart it or contact the service administrator.
  SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on error codes and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Transaction Codes: Use transaction codes like SM37 (Job Monitoring) or ST22 (Dump Analysis) to investigate further if the error is related to background jobs or system dumps.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.