How To Fix RSL_UI209 - Data comparison not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: RSL_UI -

• Message number: 209

• Message text: Data comparison not possible

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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Smart SAP Assistant

• What is the cause and solution for SAP error message RSL_UI209 - Data comparison not possible ?

  The SAP error message RSL_UI209, which states "Data comparison not possible," typically occurs in the context of data analysis or reporting within SAP systems, particularly when using tools like SAP BusinessObjects or SAP BW (Business Warehouse). This error indicates that the system is unable to perform a comparison of data due to various reasons.
  Causes:
  
  Inconsistent Data Structures: The data structures being compared may not be compatible. This can happen if the data sources have different characteristics or formats.
  Missing Data: One of the datasets may be missing required fields or records, making it impossible to perform a comparison.
  Data Type Mismatch: The data types of the fields being compared may not match (e.g., comparing a string to a number).
  Filters or Restrictions: There may be filters applied that restrict the data in such a way that a comparison cannot be made.
  Technical Issues: There could be underlying technical issues, such as problems with the database connection or the data extraction process.
  
  Solutions:
  
  Check Data Structures: Ensure that the data structures of the datasets being compared are compatible. This may involve reviewing the schema or metadata of the datasets.
  Validate Data Completeness: Check that all required fields and records are present in both datasets. If any data is missing, it may need to be populated or sourced from another location.
  Ensure Data Type Compatibility: Verify that the data types of the fields being compared are the same. If necessary, convert data types to ensure compatibility.
  Review Filters: Examine any filters or restrictions applied to the datasets. Adjust or remove filters to allow for a proper comparison.
  Technical Troubleshooting: If the issue persists, investigate any technical problems with the SAP system, such as database connectivity issues or errors in the data extraction process. Consult with your IT or SAP support team for assistance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. SAP frequently releases updates that may address known issues.
  Documentation: Review SAP documentation related to the specific module or tool you are using (e.g., SAP BW, SAP BusinessObjects) for guidance on data comparison functionalities.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.