How To Fix 0K537 - The field & must be flagged as technical in the field catalog

SAP Error Message - Details

• Message type: E = Error

• Message class: 0K - Messages for "General List Modules"

• Message number: 537

• Message text: The field & must be flagged as technical in the field catalog

What causes this issue?

The field catalog entries for Checkboxes and Exceptions must be flagged
TECH = 'X'.
The caller need not enter these fields explicitly in the field catalog.
It suffices to make the appropriate layout entries. The field catalog
is augmented automatically when the ABAP List Viewer is called.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0K537 - The field & must be flagged as technical in the field catalog ?

  The SAP error message 0K537 indicates that a specific field in your report or query is not flagged as a technical field in the field catalog. This typically occurs in the context of SAP BW (Business Warehouse) or SAP Query, where certain fields need to be designated as technical to ensure proper functionality and data handling.
  Cause:
  The error arises when:
  
  A field that is expected to be treated as a technical field (e.g., a key field or a field that is used for internal processing) is not marked as such in the field catalog.
  The field is being used in a context where it is required to be flagged as technical, such as in a query or report that processes data in a specific way.
  
  Solution:
  To resolve the error, you need to ensure that the field in question is correctly flagged as a technical field in the field catalog. Here are the steps to do this:
  
  
  Access the Field Catalog:
  
  Go to the relevant transaction in SAP (e.g., RSA1 for BW or SQ01 for SAP Query).
  Navigate to the area where the field catalog is defined.
  
  
  
  Edit the Field Properties:
  
  Locate the field that is causing the error.
  Check the properties of the field and look for an option to mark it as a technical field.
  Ensure that the "Technical" checkbox or equivalent option is selected.
  
  
  
  Save Changes:
  
  After making the necessary changes, save the field catalog.
  If applicable, regenerate the query or report to apply the changes.
  
  
  
  Test the Query/Report:
  
  Run the query or report again to verify that the error has been resolved.
  
  
  
  Related Information:
  
  Field Catalog: This is a list of fields that can be used in reports or queries. Each field can have various properties, including whether it is a technical field.
  Technical Fields: These are fields that are used for internal processing and are not typically displayed to end-users. They often include keys or identifiers that are essential for data integrity.
  SAP Documentation: For more detailed information, refer to the SAP Help Portal or specific documentation related to SAP BW or SAP Query.
  
  If the issue persists after following these steps, consider checking for any additional configurations or dependencies that may affect the field's status, or consult with your SAP administrator for further assistance.