How To Fix DMEE812 - Node &1, line &2: Variable &3 has a different type than variable &4

SAP Error Message - Details

• Message type: E = Error

• Message class: DMEE - Messages for Data Medium Exchange Engine

• Message number: 812

• Message text: Node &1, line &2: Variable &3 has a different type than variable &4

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE812 - Node &1, line &2: Variable &3 has a different type than variable &4 ?

  The SAP error message DMEE812 indicates a type mismatch between two variables in the Data Medium Exchange (DMEE) configuration. This error typically occurs when you are trying to use variables in a DMEE tree that are expected to be of one data type but are being assigned or compared to another data type.
  Cause:
  
  Variable Type Mismatch: The error arises when you have defined two variables in your DMEE tree, and they are expected to be of different types (e.g., one is a numeric type and the other is a string type).
  Incorrect Configuration: The configuration of the DMEE tree may have been set up incorrectly, leading to the mismatch.
  Data Source Issues: The data being processed may not match the expected format, causing the variables to be interpreted differently.
  
  Solution:
  
  Check Variable Definitions: Review the definitions of the variables mentioned in the error message. Ensure that both variables are defined with compatible data types.
  Adjust Data Types: If necessary, modify the data type of one of the variables to ensure they match. This can be done in the DMEE tree configuration.
  Review DMEE Tree Logic: Look at the logic in the DMEE tree where the variables are being used. Ensure that any operations or comparisons between the variables are valid given their types.
  Test with Sample Data: If possible, test the DMEE configuration with sample data to see if the error persists. This can help identify if the issue is with the configuration or the data being processed.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on variable types and DMEE configuration best practices.
  
  Related Information:
  
  DMEE Configuration: The Data Medium Exchange (DMEE) is used in SAP for generating payment files and other data formats. Understanding how to configure DMEE trees is crucial for resolving such errors.
  SAP Notes: Check SAP Notes for any known issues or updates related to DMEE and the specific error message.
  Debugging Tools: Utilize SAP debugging tools to trace the execution of the DMEE tree and identify where the type mismatch occurs.
  
  By following these steps, you should be able to resolve the DMEE812 error and ensure that your DMEE configuration works as intended.