How To Fix CNV21500001 - Cluster table &1 not found in DDIC.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV21500 - Messages for HR conversions basis

• Message number: 001

• Message text: Cluster table &1 not found in DDIC.

What causes this issue?

Cluster table &v1& doesn't exist in this system, although it is
relevant for conversion (some of the cluster RELIDs from this table
contains components relevant for conversion).

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV21500001 - Cluster table &1 not found in DDIC. ?

  The SAP error message CNV21500001 indicates that a cluster table specified in the Data Dictionary (DDIC) cannot be found. This error typically arises during data migration or conversion processes, particularly when using SAP's data migration tools.
  Cause:
  
  
  Missing Cluster Table: The specified cluster table does not exist in the Data Dictionary. This could be due to a number of reasons, such as:
  
  The table was never created.
  The table was deleted or renamed.
  The system is not properly configured to access the table.
  
  
  
  Incorrect Configuration: The migration or conversion program may be incorrectly configured to reference a non-existent or incorrectly named cluster table.
  
  
  Transport Issues: If the system is newly upgraded or has recently undergone a transport, the cluster table may not have been transported correctly.
  
  
  Solution:
  
  
  Check Table Existence: Verify if the cluster table exists in the Data Dictionary (transaction SE11). If it does not exist, you may need to create it or restore it from a backup.
  
  
  Correct Configuration: Review the configuration settings of the migration or conversion program to ensure that the correct table names are being referenced.
  
  
  Transport Check: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly. If not, you may need to re-transport the missing objects.
  
  
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration or conversion process you are using. There may be specific instructions or prerequisites that need to be followed.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific context of your system.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) to investigate further.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Migration Tools: If you are using specific SAP migration tools (like SAP S/4HANA Migration Cockpit), ensure that you are following the recommended procedures and prerequisites.
  
  By following these steps, you should be able to diagnose and resolve the CNV21500001 error effectively.