How To Fix CNV_OM_PRESEL146 - Writing into table &1 failed

CNV_OM_PRESEL146 - Overview

• Message type: E = Error

• Message class: CNV_OM_PRESEL - Messages for LT Object Based Preselection

• Message number: 146

• Message text: Writing into table &1 failed

Self-Explanatory Message

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CNV_OM_PRESEL146 - Details

• The SAP error message CNV_OM_PRESEL146 Writing into table &1 failed typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there was a failure when attempting to write data into a specific database table (denoted by &1).
  Possible Causes:
  
  Database Locking Issues: The table may be locked by another process, preventing the write operation.
  Data Integrity Violations: The data being written may violate constraints such as primary keys, foreign keys, or unique constraints.
  Insufficient Authorizations: The user executing the migration may not have the necessary permissions to write to the specified table.
  Incorrect Data Format: The data being migrated may not conform to the expected format or data types defined in the target table.
  Technical Issues: There may be underlying technical issues with the database or the SAP system itself, such as connectivity problems or database corruption.
  
  Solutions:
  
  Check Database Locks: Use transaction