How To Fix CTS_CONFIG_MSG_CL155 - Client is not available for system &1/domain &2

CTS_CONFIG_MSG_CL155 - Overview

• Message type: E = Error

• Message class: CTS_CONFIG_MSG_CL - Message Class for Central CTS Configuration

• Message number: 155

• Message text: Client is not available for system &1/domain &2

What causes this issue?

You have not yet specified any client for system &v1& and domain &v2&.

System Response

The system cannot perform the specified action.

How to fix this error?

If the system is a non-ABAP system, the required client is the one that
you set as value for the TMS parameter NON_ABAP_WBO_CLIENT. For more
information, choose "See Details" in the "Status" column. Set the
NON_ABAP_WBO_CLIENT to a valid value as described in the dialog box.

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 CTS_CONFIG_MSG_CL155 - Client is not available for system &1/domain &2 ?

  The SAP error message CTS_CONFIG_MSG_CL155 indicates that a client is not available for a specific system and domain. This error typically arises in the context of the Change and Transport System (CTS) when there is an issue with the configuration of clients in the transport landscape.
  
  Cause:
  
  Client Not Configured: The client you are trying to access or transport changes to is not configured in the CTS settings.
  Incorrect Domain: The domain specified may not be correct or may not have the client defined.
  Transport Directory Issues: There may be issues with the transport directory or the transport routes.
  Authorization Issues: The user may not have the necessary authorizations to access the specified client or system.
  System Configuration: The system may not be properly configured to recognize the client in question.
  
  
  Solution:
  
  
  Check Client Configuration:
  
  Go to transaction SCC4 and verify that the client is correctly configured in the system.
  Ensure that the client is set up for the appropriate