How To Fix CNV_MBT_46358 - Value &1 with identifier &2 cannot be updated in table CNVMBTRENAME

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 358

• Message text: Value &1 with identifier &2 cannot be updated in table CNVMBTRENAME

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46358 - Value &1 with identifier &2 cannot be updated in table CNVMBTRENAME ?

  The SAP error message CNV_MBT_46358 indicates that there is an issue with updating a specific value in the table CNVMBTRENAME during a data migration or conversion process. This error typically arises in the context of SAP's Migration Cockpit or other data migration tools when working with the SAP S/4HANA system.
  Cause:
  The error message suggests that the value identified by &1 (the specific value) and &2 (the identifier) cannot be updated in the specified table. Common causes for this error include:
  
  Data Integrity Issues: The value being updated may violate data integrity constraints, such as foreign key constraints or unique constraints.
  Locked Records: The record may be locked by another process or user, preventing the update.
  Incorrect Mapping: There may be an issue with the mapping of the data being migrated, leading to an attempt to update a non-existent or incorrect entry.
  Configuration Issues: There may be configuration settings in the migration tool that are not set correctly, leading to this error.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Data Integrity: Verify that the value you are trying to update does not violate any constraints in the CNVMBTRENAME table. Ensure that the data being migrated is valid and conforms to the expected format and rules.
  
  
  Review Lock Status: Check if the record is locked by another transaction. You can use transaction codes like SM12 to view and manage locks.
  
  
  Validate Mapping: Review the mapping configuration in your migration tool to ensure that the identifiers and values are correctly defined. Make sure that the source data aligns with the target structure.
  
  
  Check Logs: Look at the detailed logs generated during the migration process. These logs may provide additional context or specific details about why the update failed.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be known issues or additional steps required for your specific scenario.
  
  
  Test in a Development Environment: If possible, replicate the issue in a development or test environment to troubleshoot without affecting production data.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE37 (Function Modules), and SM37 (Job Monitoring) to help diagnose the issue.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the specific migration object and its configuration.
  SAP Notes: Search for SAP Notes related to the CNV_MBT_46358 error for any patches or updates that may address the issue.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the error message CNV_MBT_46358.