How To Fix TR773 - Target system &1 of change request &2 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: TR - Change and Transport System

• Message number: 773

• Message text: Target system &1 of change request &2 unknown

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TR773 - Target system &1 of change request &2 unknown ?

  The SAP error message TR773 indicates that the target system specified for a change request is unknown or not recognized by the system. This typically occurs in the context of transport management, where changes made in one system (like a development system) need to be transported to another system (like a quality assurance or production system).
  
  Cause:
  
  Incorrect Target System Configuration: The target system may not be correctly defined in the Transport Management System (TMS).
  Transport Route Issues: There may be issues with the transport route configuration, such as missing or incorrect entries.
  Transport Layer Problems: The transport layer associated with the change request may not be properly set up or may not include the target system.
  System Name Mismatch: The name of the target system in the transport request may not match the actual system name in the TMS configuration.
  Transport Request Deletion: The transport request may have been deleted or is no longer valid.
  
  
  Solution:
  
  
  Check