How To Fix MAHD621 - Field catalog for SAP List Viewer not found

MAHD621 - Overview

• Message type: E = Error

• Message class: MAHD - Messages for Alternative Historical Data

• Message number: 621

• Message text: Field catalog for SAP List Viewer not found

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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MAHD621 - Details

• The SAP error message MAHD621, which states "Field catalog for SAP List Viewer not found," typically occurs when there is an issue with the configuration or setup of the field catalog in the SAP List Viewer (ALV). This error can prevent the ALV from displaying data correctly.
  Causes:
  
  Missing Field Catalog: The field catalog that defines the structure and properties of the fields to be displayed in the ALV is not defined or is missing.
  Incorrect Program Logic: The program or report that is trying to display the ALV may not be correctly initializing or passing the field catalog.
  Authorization Issues: There may be authorization issues preventing access to the field catalog.
  Data Dictionary Changes: Changes in the underlying data dictionary (like changes in table structures) may lead to inconsistencies in the field catalog.
  
  Solutions:
  
  
  Check Field Catalog Definition:
  
  
  Ensure that the field catalog is defined correctly in your program. You can define a field catalog using the