How To Fix RSDMD243 - Characteristic &1: For SID value &2, keys do not match in &3 and &4 table

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDMD - Messages for master data

• Message number: 243

• Message text: Characteristic &1: For SID value &2, keys do not match in &3 and &4 table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDMD243 - Characteristic &1: For SID value &2, keys do not match in &3 and &4 table ?

  The SAP error message RSDMD243 indicates a mismatch in the keys for a characteristic in the context of the SAP BW (Business Warehouse) system. This error typically arises when there is an inconsistency between the SID (Surrogate ID) values in the master data tables and the corresponding entries in the fact tables.
  Cause:
  The error message can occur due to several reasons:
  
  Data Inconsistency: The SID value for a characteristic does not match between the master data table (e.g., /<InfoObject>_T for text or /<InfoObject>_S for SID) and the fact table (e.g., Fact Table).
  Data Load Issues: During data loading processes, if there are issues with the data extraction or transformation, it can lead to mismatched SIDs.
  Master Data Deletion: If master data entries are deleted or not properly updated, it can lead to orphaned SID values in the fact tables.
  Incorrect Data Modeling: If the data model is not correctly defined or if there are changes in the InfoObject definitions, it can lead to inconsistencies.
  
  Solution:
  To resolve the RSDMD243 error, you can follow these steps:
  
  
  Check the SID Tables: Verify the SID values in the master data table and the fact table. You can use transaction codes like SE11 to check the structure of the tables and SE16 to view the data.
  
  
  Rebuild the SID Table: If you find inconsistencies, you may need to rebuild the SID table. This can be done using the transaction RSD1 (Data Warehousing Workbench) and then navigating to the InfoObject and using the "Rebuild" option.
  
  
  Data Load Monitoring: Check the data load process for any errors or warnings. Use transaction RSA1 to monitor the data loads and ensure that all data is loaded correctly.
  
  
  Consistency Check: Use the transaction RSD1 to perform a consistency check on the InfoObject. This can help identify any inconsistencies in the data.
  
  
  Repair Orphaned SIDs: If there are orphaned SIDs, you may need to manually correct or delete them. This can involve updating the fact tables or reloading the master data.
  
  
  Check for Deletions: Ensure that no necessary master data has been deleted inadvertently. If it has, you may need to reload the missing master data.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), SE11 (Data Dictionary), and SE16 (Data Browser).
  SAP BW Documentation: Review SAP BW documentation for best practices on data modeling and loading processes.
  SAP Community: Engage with the SAP Community for insights and solutions 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 RSDMD243 error in your SAP BW system.