How To Fix FMFG838 - Error making field catalog

FMFG838 - Overview

• Message type: E = Error

• Message class: FMFG - U.S. Federal Government Message Class

• Message number: 838

• Message text: Error making field catalog

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 FMFG838 - Error making field catalog ?

  The SAP error message FMFG838, which indicates an issue with "Error making field catalog," typically arises when there is a problem with the field catalog configuration in a report or a program that is trying to display data in an ALV (ABAP List Viewer) format. This error can occur due to various reasons, including incorrect field definitions, missing fields, or issues with the data being processed.
  Causes:
  
  Incorrect Field Definitions: The field catalog may have fields that are not defined correctly or do not exist in the underlying data structure.
  Missing Fields: The program may be trying to reference fields that are not available in the data set being processed.
  Data Type Mismatches: There may be inconsistencies in data types between the field catalog and the actual data being processed.
  Program Logic Errors: There could be logical errors in the ABAP code that constructs the field catalog.
  Authorization Issues: Sometimes, authorization problems can prevent access to