How To Fix MC751 - Field &-& (selection condition for type & not allowed)

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 751

• Message text: Field &-& (selection condition for type & not allowed)

What causes this issue?

A selection condition was defined for a field although the field type
does not permit a selection condition.

System Response

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

How to fix this error?

No selection conditions may be defined for certain data types. This is
true especially for data types whose representation on the database type
depends on the particular database system. Since the constants are
passed onto the database systsem without being changed, the database
definition in the ABAPA/4 Dictionary would not longer be independent
of the database.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC751 - Field &-& (selection condition for type & not allowed) ?

  The SAP error message MC751 ("Field &-& (selection condition for type & not allowed)") typically occurs in the context of reporting or data selection in SAP, particularly when working with the Material Management (MM) or Sales and Distribution (SD) modules. This error indicates that there is an issue with the selection criteria specified in a report or transaction.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Invalid Selection Criteria: The selection criteria specified for a field is not valid for the type of data being queried. For example, you might be trying to use a selection operator that is not applicable to the data type of the field.
  Field Type Mismatch: The field you are trying to filter on may not support the type of selection condition you are using (e.g., using a range selection on a field that does not support it).
  Configuration Issues: There may be issues with the configuration of the report or the data model that lead to this error.
  
  Solution:
  To resolve the MC751 error, you can take the following steps:
  
  
  Check Selection Criteria: Review the selection criteria you have entered. Ensure that the operators and values you are using are appropriate for the field type. For example, if the field is a numeric field, ensure you are not using string operators.
  
  
  Field Type Verification: Verify the data type of the field in question. You can do this by checking the data dictionary (transaction SE11) for the relevant table or structure. Make sure that the selection conditions you are applying are compatible with the field's data type.
  
  
  Adjust Report Configuration: If you are using a custom report or query, check the configuration settings. Ensure that the report is set up correctly to handle the selection conditions you are trying to apply.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction or report you are using. There may be specific guidelines or limitations regarding selection criteria.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide further assistance.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to reporting, such as MC.9 (Inventory Analysis) or MC.1 (Material Analysis).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  User Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the MC751 error and implement a suitable solution.