How To Fix >U156 - Error in file: Data record type 3 must follow OI item (line &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: >U -

• Message number: 156

• Message text: Error in file: Data record type 3 must follow OI item (line &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message >U156 - Error in file: Data record type 3 must follow OI item (line &1) ?

  The SAP error message U156 indicates that there is an issue with the structure of the data being processed, specifically related to the order of data records in a file. The message states that a "Data record type 3 must follow OI item," which suggests that the system is expecting a specific sequence of records in the input file, and the current sequence does not meet that expectation.
  Cause:
  
  Incorrect File Structure: The input file may not be structured correctly according to the expected format. For example, the system expects a certain type of record (e.g., OI item) to precede a data record type 3, but this order is not being followed.
  Missing Records: There may be missing records that should have been included before the data record type 3.
  Data Corruption: The file may be corrupted or improperly formatted, leading to misinterpretation of the record types.
  
  Solution:
  
  Check File Structure: Review the input file to ensure that it adheres to the expected structure. Make sure that all required records are present and in the correct order.
  Correct Order of Records: Ensure that the OI item records are placed before the data record type 3. The sequence should follow the specifications provided by SAP for the specific data import or processing task.
  Validate Data: Use any available validation tools or scripts to check the integrity of the data in the file. This can help identify any missing or incorrectly formatted records.
  Consult Documentation: Refer to the relevant SAP documentation or guidelines for the specific data import process you are working with. This documentation often provides details on the expected file format and record types.
  Test with Sample Data: If possible, create a small sample file that follows the correct structure and test it to see if the error persists. This can help isolate the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. SAP frequently publishes notes that provide solutions or workarounds for specific error messages.
  Transaction Codes: Depending on the context of the error, you may be using specific transaction codes (e.g., for data uploads or imports). Familiarize yourself with the relevant transaction codes and their documentation.
  Support Forums: Consider searching or posting on SAP community forums or support channels. Other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the U156 error and implement a solution to resolve it.