How To Fix FDT_CORE828 - Message contains invalid message variable

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 828

• Message text: Message contains invalid message variable

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 FDT_CORE828 - Message contains invalid message variable ?

  The SAP error message FDT_CORE828 indicates that there is an issue with a message variable in the context of the Form Data Tool (FDT) or related functionalities. This error typically arises when a message is being processed, but one or more of its variables are not valid or are not properly defined.
  Cause:
  
  Invalid Message Variable: The message variable referenced in the message is either not defined, misspelled, or does not exist in the context where it is being used.
  Data Type Mismatch: The variable may not match the expected data type or format.
  Configuration Issues: There may be issues in the configuration of the message or the data model that leads to the variable being unrecognized.
  Missing Dependencies: If the message relies on certain dependencies or data that are not available or not loaded, it can lead to this error.
  
  Solution:
  
  Check Message Variables: Review the message definition and ensure that all variables used in the message are correctly defined and spelled. Make sure they exist in the context where the message is being processed.
  Validate Data Types: Ensure that the data types of the variables match what is expected in the message definition.
  Review Configuration: Check the configuration settings related to the message and ensure that all necessary components are properly set up.
  Debugging: Use debugging tools to trace the execution and identify where the invalid variable is being referenced. This can help pinpoint the exact cause of the issue.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific message and its variables.
  Testing: After making changes, test the message processing to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  FDT Documentation: Review the official SAP documentation for the Form Data Tool for more insights on message handling and variable definitions.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.