How To Fix CNV20201248 - Entry missing in CNV_20201_NRIV_N : &1,&2,&3,&4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 248

• Message text: Entry missing in CNV_20201_NRIV_N : &1,&2,&3,&4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201248 - Entry missing in CNV_20201_NRIV_N : &1,&2,&3,&4 ?

  The SAP error message CNV20201248 indicates that there is an entry missing in the table CNV_20201_NRIV_N. This error typically arises during data migration processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error occurs when the system expects to find a specific entry in the CNV_20201_NRIV_N table, which is part of the data migration framework. The parameters &1, &2, &3, &4 in the error message usually represent specific identifiers or keys that the system is trying to reference. If the expected entry is not found, it results in this error.
  Possible Causes Include:
  
  Missing Data: The required data might not have been loaded into the system prior to the migration.
  Incorrect Configuration: There may be a misconfiguration in the migration settings or mapping.
  Data Integrity Issues: There could be issues with the integrity of the data being migrated, such as missing relationships or dependencies.
  Custom Development: If there are custom developments or enhancements, they might not be compatible with the migration process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Table: Verify the contents of the CNV_20201_NRIV_N table to see if the expected entries are present. You can do this using transaction SE11 or SE16.
  
  
  Data Preparation: Ensure that all necessary data has been prepared and loaded into the system before running the migration. This may involve checking source systems or previous migration steps.
  
  
  Review Migration Settings: Check the migration settings and mappings to ensure they are correctly configured. Make sure that all required fields and relationships are properly defined.
  
  
  Consult Documentation: Refer to the SAP documentation related to the specific migration scenario you are working on. There may be specific notes or guidelines that address this error.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might provide additional insights or fixes related to this error.
  
  
  Debugging: If you have access to development tools, you can debug the migration process to identify where the error is occurring and why the entry is missing.
  
  
  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 and any relevant details about your migration scenario.
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE16 (Data Browser), ST22 (Dump Analysis), SM21 (System Log).
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its functionalities, as it may provide additional tools for troubleshooting.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.