How To Fix DMU202 - An error was indicated from the function RS_TREE_LIST_DISPLAY

SAP Error Message - Details

• Message type: E = Error

• Message class: DMU - Digital Mock Up (DMU)

• Message number: 202

• Message text: An error was indicated from the function RS_TREE_LIST_DISPLAY

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMU202 - An error was indicated from the function RS_TREE_LIST_DISPLAY ?

  The SAP error message DMU202, which states "An error was indicated from the function RS_TREE_LIST_DISPLAY," typically occurs in the context of using the Data Migration Workbench (DMW) or during data migration activities in SAP. This error can arise due to various reasons, including issues with the data structure, configuration, or system settings.
  Possible Causes:
  
  Data Structure Issues: The data being processed may not conform to the expected structure or format. This could include missing mandatory fields or incorrect data types.
  Authorization Issues: The user may not have the necessary authorizations to access the data or execute the function.
  Configuration Errors: There may be configuration issues in the Data Migration Workbench or related components.
  System Performance: If the system is under heavy load or if there are performance issues, it may lead to errors in processing.
  Technical Issues: Bugs or inconsistencies in the SAP system or the specific version being used could also lead to this error.
  
  Solutions:
  
  Check Data Consistency: Review the data being processed to ensure it meets the required structure and format. Look for any missing or incorrect fields.
  Review Authorizations: Ensure that the user executing the function has the necessary authorizations. You may need to consult with your SAP security team.
  Configuration Review: Check the configuration settings in the Data Migration Workbench. Ensure that all necessary settings are correctly configured.
  System Performance: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider scheduling the migration during off-peak hours.
  Check for Notes and Patches: Look for any SAP Notes or patches related to this error. SAP frequently releases updates that may address known issues.
  Debugging: If you have access to debugging tools, you can try to debug the function RS_TREE_LIST_DISPLAY to identify the exact point of failure.
  
  Related Information:
  
  SAP Notes: Search the SAP Support Portal for any relevant notes that may provide additional context or solutions for this error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Documentation: Review the official SAP documentation for the Data Migration Workbench for any specific guidelines or troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.