How To Fix RSRV470 - Comparision of size of SID table and X table of Time Chareacteristics

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 470

• Message text: Comparision of size of SID table and X table of Time Chareacteristics

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSRV470 - Comparision of size of SID table and X table of Time Chareacteristics ?

  The SAP error message RSRV470 indicates a discrepancy between the size of the SID (Surrogate ID) table and the corresponding X table for time characteristics in the SAP BW (Business Warehouse) system. This error typically arises during the data loading or data modeling processes when the system detects that the number of entries in the SID table does not match the expected number of entries in the X table.
  Cause:
  
  Data Inconsistency: The most common cause of this error is data inconsistency between the SID table and the X table. This can happen if there are missing or corrupted entries in either table.
  Data Load Issues: If there were issues during the data loading process (e.g., failed loads, partial loads), it could lead to mismatches.
  Changes in Data Model: If there have been recent changes to the data model or the characteristics involved, it may lead to inconsistencies.
  Manual Changes: Any manual changes made to the SID or X tables outside of the standard SAP processes can also lead to this error.
  
  Solution:
  To resolve the RSRV470 error, you can follow these steps:
  
  
  Run RSRV Transaction: 
  
  Go to transaction RSRV in SAP BW.
  Use the "Check" function to analyze the SID and X tables for the time characteristics in question.
  Look for any inconsistencies reported by the system.
  
  
  
  Repair Inconsistencies:
  
  If inconsistencies are found, you can use the "Repair" function in RSRV to correct them. This may involve regenerating the SID table or updating the X table to match the SID table.
  
  
  
  Reprocess Data Loads:
  
  If the error occurred after a data load, consider reprocessing the data load for the affected InfoObject or InfoProvider. Ensure that the data load completes successfully without errors.
  
  
  
  Check Data Model Changes:
  
  If there have been recent changes to the data model, review those changes to ensure they were implemented correctly and that they did not introduce inconsistencies.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional guidance on resolving it.
  
  
  
  Backup and Restore:
  
  If the issue persists and cannot be resolved through the above steps, consider restoring from a backup if available, or consult with your SAP Basis team for further assistance.
  
  
  
  Related Information:
  
  SID Table: The SID table is used in SAP BW to store surrogate keys for characteristics, which are used to uniquely identify records in the data warehouse.
  X Table: The X table is used to store the actual data values associated with the characteristics, including the corresponding SID values.
  Data Consistency Checks: Regularly performing data consistency checks in SAP BW can help identify and resolve issues before they lead to errors during data processing.
  
  By following these steps, you should be able to identify and resolve the RSRV470 error in your SAP BW system.