How To Fix DMC_RT_MSG594 - Wrong sequence of columns in file of flat file interface

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_MSG - DMC: Runtime Object Messages

• Message number: 594

• Message text: Wrong sequence of columns in file of flat file interface

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_MSG594 - Wrong sequence of columns in file of flat file interface ?

  The SAP error message DMC_RT_MSG594 indicates that there is a "wrong sequence of columns in the file" when using a flat file interface. This typically occurs during data import processes where the structure of the incoming file does not match the expected structure defined in the SAP system.
  Cause:
  
  Column Order Mismatch: The columns in the flat file are not in the order that the SAP system expects. This can happen if the file was generated or modified incorrectly.
  Incorrect Mapping: The mapping configuration in the Data Management Cockpit (DMC) or the relevant data import tool may not align with the actual structure of the incoming file.
  File Format Issues: The file may not be formatted correctly (e.g., delimiters, headers) which can lead to misinterpretation of the column order.
  Data Source Changes: If the source of the flat file has changed (e.g., a different system or process generating the file), the expected column order may have changed as well.
  
  Solution:
  
  Check Column Order: Verify the order of the columns in the flat file against the expected order defined in the SAP system. Make sure they match.
  Adjust Mapping: If you are using a mapping tool, ensure that the mapping configuration reflects the correct order of columns as per the flat file.
  File Format Validation: Ensure that the flat file adheres to the expected format, including correct delimiters and headers. You may want to open the file in a text editor or spreadsheet application to inspect its structure.
  Documentation Review: Refer to the documentation for the specific data import process you are using to confirm the expected file structure and any recent changes that may have occurred.
  Test with Sample Data: Create a small sample flat file that matches the expected structure and test the import process to ensure that it works correctly.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to the specific error message. SAP frequently releases notes that address common problems.
  Data Management Cockpit (DMC): Familiarize yourself with the DMC interface and its configuration options, as this can help in troubleshooting mapping and import issues.
  Logs and Traces: Review any logs or traces generated during the import process for additional context on the error.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the DMC_RT_MSG594 error in your SAP system.