How To Fix CNV793 - No priority routine was defined for table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 793

• Message text: No priority routine was defined for table &1

What causes this issue?

No priority routine was defined for the table &V1& although the
duplicate processing type was set to "Custom priority routine".

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?

Either define a priority routine or change the duplicate processing
type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV793 - No priority routine was defined for table &1 ?

  The SAP error message "CNV793 No priority routine was defined for table &1" typically occurs during data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services tools. This error indicates that the system is unable to find a defined priority routine for the specified table, which is necessary for processing the data correctly.
  Cause:
  
  Missing Priority Routine: The error arises when there is no priority routine defined for the specified table in the conversion or migration settings. Priority routines are used to determine the order in which records are processed, especially when there are dependencies between records.
  Configuration Issues: The configuration for the data migration might be incomplete or incorrect, leading to the absence of necessary routines.
  Custom Development: If the table is a custom table or if there are custom developments involved, the required routines may not have been implemented.
  
  Solution:
  
  
  Define a Priority Routine:
  
  Go to the relevant configuration settings in the SAP system where the data migration is being set up.
  Define a priority routine for the specified table. This may involve creating a new routine or modifying an existing one to ensure that it meets the requirements for processing the data.
  
  
  
  Check Migration Settings:
  
  Review the migration settings to ensure that all necessary configurations are in place. This includes checking for any missing or incorrectly configured routines.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or guides related to the specific data migration tool you are using (e.g., SAP Data Services, SLT) for detailed instructions on how to define priority routines.
  
  
  
  Testing:
  
  After defining the priority routine, perform a test run of the migration process to ensure that the error is resolved and that data is processed correctly.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. They can provide guidance based on the specific context of your implementation.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance on data migration and priority routines.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  Documentation: Review the official SAP Help Portal for detailed documentation on data migration processes and configuration settings.
  
  By following these steps, you should be able to address the "CNV793 No priority routine was defined for table &1" error and successfully proceed with your data migration or conversion tasks.