How To Fix CNV_10020134 - Internal error: Var. &1 does not exist; value &2 should be set

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 134

• Message text: Internal error: Var. &1 does not exist; value &2 should be set

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020134 - Internal error: Var. &1 does not exist; value &2 should be set ?

  The SAP error message CNV_10020134 indicates that there is an internal error related to a variable that does not exist in the context where it is being referenced. The message specifies that a variable (denoted as &1) is missing, and a value (&2) is expected to be set for that variable.
  Cause:
  
  Missing Configuration: The variable might not have been defined in the system configuration or the relevant customizing settings.
  Data Migration Issues: This error often occurs during data migration processes, where certain expected variables or fields are not available in the source or target system.
  Program Logic Error: There could be a bug or oversight in the program logic that is trying to access a variable that has not been initialized or defined.
  Version Compatibility: The error might arise if there are compatibility issues between different versions of SAP or if the migration tools are not aligned with the current system version.
  
  Solution:
  
  Check Configuration: Verify that the variable &1 is correctly defined in the system. This may involve checking the relevant customizing settings or configuration tables.
  Review Migration Settings: If this error occurs during a data migration process, ensure that all necessary mappings and transformations are correctly set up and that the source data contains the expected fields.
  Debugging: If you have access to the ABAP code, you can debug the program to identify where the variable is being referenced and why it is not available. Look for any conditional logic that might prevent the variable from being set.
  Consult Documentation: Review the documentation for the specific migration tool or program you are using to see if there are any known issues or additional configuration steps required.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message. There may be patches or updates available that resolve the issue.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant context to help them diagnose the problem.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may want to check transaction codes related to data migration (e.g., LSMW, LTMC) or configuration (e.g., SPRO).
  Logs and Traces: Review application logs (SLG1) or short dumps (ST22) for additional information that might provide context for the error.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and potential solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.