How To Fix CNV_OM_MWBGEN084 - Switch not possible: All tables of cluster &1 must be switched

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OM_MWBGEN - SLO: Messages for Object Based MBW Generation

• Message number: 084

• Message text: Switch not possible: All tables of cluster &1 must be switched

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OM_MWBGEN084 - Switch not possible: All tables of cluster &1 must be switched ?

  The SAP error message CNV_OM_MWBGEN084 indicates that a switch operation cannot be performed because all tables of a specified cluster (denoted as &1) must be switched together. This error typically arises during data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services.
  Cause:
  The error occurs when:
  
  You are trying to switch a cluster table, but not all the tables that belong to that cluster are included in the switch operation.
  The system requires that all tables within a cluster be switched simultaneously to maintain data integrity and consistency.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Cluster: Determine which cluster table is causing the issue. The error message will provide the name of the cluster table (represented by &1).
  
  
  Check Table Status: Review the status of all tables within the identified cluster. Ensure that all tables are ready for switching.
  
  
  Switch All Tables: If you find that some tables are not included in the switch operation, you need to include all relevant tables in the switch process. This may involve:
  
  Modifying your switch configuration to include all necessary tables.
  Ensuring that any prerequisites for switching these tables are met.
  
  
  
  Consult Documentation: Refer to the SAP documentation or guides related to the specific migration or conversion process you are performing. This can provide insights into the requirements for switching cluster tables.
  
  
  Check for Dependencies: Ensure that there are no dependencies or locks on the tables that might prevent them from being switched.
  
  
  Run Consistency Checks: If applicable, run consistency checks on the cluster tables to ensure that they are in a state that allows for switching.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide more detailed guidance based on your specific system configuration and the context of the error.
  
  
  Related Information:
  
  Cluster Tables: In SAP, cluster tables are used to store related data in a compressed format. They are often used for performance optimization and data integrity.
  Data Migration Tools: Familiarize yourself with the tools and processes involved in data migration, such as SAP Data Services, SLT, or the SAP Migration Cockpit.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the CNV_OM_MWBGEN084 error and successfully switch the necessary tables.