How To Fix VELO155 - Error occurred during data mapping; IDOC &1, Segment &2

SAP Error Message - Details

• Message type: E = Error

• Message class: VELO - Vehicle Management System

• Message number: 155

• Message text: Error occurred during data mapping; IDOC &1, Segment &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message VELO155 - Error occurred during data mapping; IDOC &1, Segment &2 ?

  The SAP error message VELO155 indicates that there was an issue during the data mapping process for an IDoc (Intermediate Document). This error typically occurs when the system encounters a problem while trying to map data from the source system to the target system, particularly in the context of IDoc processing.
  Causes of VELO155 Error
  
  
  Data Mapping Issues: The most common cause is a mismatch in the data structure or format between the source and target systems. This can happen if the IDoc segments do not align with the expected structure in the target system.
  
  
  Missing or Incorrect Configuration: If the IDoc type or message type is not correctly configured in the system, it can lead to mapping errors.
  
  
  Invalid Data: The data being sent in the IDoc may not conform to the expected format or may contain invalid values that cannot be processed.
  
  
  Custom Enhancements: If there are custom enhancements or user exits that modify the IDoc processing, they may introduce errors if not properly implemented.
  
  
  Version Mismatch: If there are differences in the versions of the systems involved (e.g., different SAP versions), it may lead to incompatibilities in data mapping.
  
  
  Solutions to VELO155 Error
  
  
  Check IDoc Structure: Verify that the IDoc structure matches the expected format in the target system. You can use transaction WE60 to review the IDoc documentation.
  
  
  Review Mapping Configuration: Ensure that the mapping configuration for the IDoc type and message type is correctly set up in transaction WE30 (IDoc type) and WE81 (Message type).
  
  
  Validate Data: Check the data being sent in the IDoc for any invalid or missing values. You can use transaction WE02 to analyze the IDoc and see the data it contains.
  
  
  Debug Custom Code: If there are custom enhancements or user exits involved in the IDoc processing, debug the code to identify any issues that may be causing the error.
  
  
  Check for Updates: Ensure that both the source and target systems are up to date with the latest patches and updates, as this can resolve compatibility issues.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP Notes often provide solutions or workarounds for known issues.
  
  
  Test with Sample Data: If possible, test the IDoc processing with sample data that is known to be valid to isolate the issue.
  
  
  Related Information
  
  
  Transaction Codes:
  
  WE02: Display IDocs
  WE30: IDoc Type Development
  WE81: Message Type Development
  WE60: IDoc Documentation
  
  
  
  IDoc Monitoring: Use transaction WE05 to monitor IDocs and check for any errors or issues in processing.
  
  
  SAP Community: Engage with the SAP Community or forums for additional insights and solutions from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to identify the root cause of the VELO155 error and implement a solution to resolve it.