How To Fix /SMB/SC_MAIN126 - Custom selection &1'-'&2 cannot be assigned to standard solution &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/SC_MAIN -

• Message number: 126

• Message text: Custom selection &1'-'&2 cannot be assigned to standard solution &3

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/SC_MAIN126 - Custom selection &1'-'&2 cannot be assigned to standard solution &3 ?

  The SAP error message /SMB/SC_MAIN126 typically indicates an issue related to the assignment of a custom selection to a standard solution in the SAP system. This error often arises in the context of SAP Business ByDesign or SAP S/4HANA, particularly when dealing with solution management or project management functionalities.
  
  Cause:
  The error message /SMB/SC_MAIN126 is triggered when:
  
  A custom selection (which could be a custom field, configuration, or selection criteria) is not compatible with the standard solution you are trying to assign it to.
  There may be a mismatch in the data types, structures, or configurations between the custom selection and the standard solution.
  The custom selection might not be properly defined or might not exist in the system.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Custom Selection Definition:
  
  Verify that the custom selection you are trying to assign is correctly defined in the system. Ensure that all necessary fields and configurations are in