How To Fix /LTB/MC250 - Source mapping value &1 is determined by the system and cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: /LTB/MC -

• Message number: 250

• Message text: Source mapping value &1 is determined by the system and cannot be changed

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 /LTB/MC250 - Source mapping value &1 is determined by the system and cannot be changed ?

  The SAP error message /LTB/MC250 Source mapping value &1 is determined by the system and cannot be changed typically occurs in the context of the SAP Transportation Management (TM) or Logistics Business (LB) modules. This error indicates that the source mapping value (which could refer to a specific configuration or data mapping) is automatically determined by the system and is not meant to be manually altered.
  Cause:
  
  System-Determined Values: The source mapping value is derived from system settings or configurations that are predefined and cannot be modified by the user.
  Configuration Issues: There may be a misconfiguration in the system that leads to the user attempting to change a value that is not intended to be changed.
  Data Integrity: The system is designed to maintain data integrity by preventing changes to certain values that are critical for processes.
  
  Solution:
  
  Review Configuration: Check the configuration settings in the relevant module (e.g., Transportation Management) to understand how the source mapping values are determined. Ensure that the settings align with your business requirements.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific source mapping values and their intended use.
  Use Correct Transactions: Ensure that you are using the correct transaction codes and processes for the task you are trying to perform. Some values may be locked in certain transactions.
  Contact SAP Support: If you believe that the error is occurring incorrectly or if you need to change a value that is critical for your operations, consider reaching out to SAP support for assistance.
  Check User Permissions: Ensure that your user role has the necessary permissions to perform the actions you are attempting. Sometimes, restrictions can lead to such error messages.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error message or provide additional context.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Training and Documentation: Ensure that users are trained on the correct processes and understand the implications of changing system-determined values.
  
  By following these steps, you should be able to address the error message and understand the underlying reasons for its occurrence.