How To Fix RSODSO_ACT_MPP018 - Cannot determine structure of table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSODSO_ACT_MPP - MPP-optimized activation

• Message number: 018

• Message text: Cannot determine structure of table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSODSO_ACT_MPP018 - Cannot determine structure of table &1 ?

  The SAP error message RSODSO_ACT_MPP018 with the description "Cannot determine structure of table &1" typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the DataStore Object (DSO) or InfoProvider. This error indicates that the system is unable to retrieve or recognize the structure of the specified table, which can be due to several reasons.
  Causes:
  
  Table Structure Changes: The structure of the underlying database table may have changed (e.g., fields added, removed, or modified) without the corresponding updates in the DataStore Object or InfoProvider.
  Missing Table: The specified table may not exist in the database, possibly due to deletion or an incorrect configuration.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the table or its structure.
  Transport Issues: If the DSO or InfoProvider was transported from one system to another, there may be inconsistencies in the transport process.
  Database Connection Issues: There may be issues with the database connection that prevent the system from accessing the table.
  
  Solutions:
  
  Check Table Existence: Verify that the table specified in the error message exists in the database. You can do this by using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser).
  Review DSO/InfoProvider Configuration: Ensure that the DSO or InfoProvider is correctly configured and that its structure matches the underlying database table. You may need to activate or re-activate the DSO.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the table and its structure. This may involve checking roles and authorizations in transaction PFCG.
  Rebuild the DSO: If the structure has changed, you may need to rebuild the DSO. This can involve deleting and recreating the DSO or making adjustments to its structure.
  Transport Consistency: If the issue arose after a transport, check the transport logs for any errors and ensure that all necessary objects were transported correctly.
  Database Connection: Verify that the database connection is functioning correctly. You can check this in transaction DBACOCKPIT or by consulting your database administrator.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE16 (Data Browser), RSA1 (Data Warehousing Workbench), and RSCUSTV10 (Customizing for BW).
  SAP Notes: Check SAP Notes related to this error message for any specific patches or updates that may address the issue.
  Logs and Traces: Review the system logs (transaction SM21) and short dumps (transaction ST22) for additional context on the error.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.