How To Fix FDM_MIRROR022 - Entry &2 in table &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: FDM_MIRROR - Mirror System Messages

• Message number: 022

• Message text: Entry &2 in table &1 already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDM_MIRROR022 - Entry &2 in table &1 already exists ?

  The SAP error message FDM_MIRROR022 indicates that there is an attempt to insert a duplicate entry into a table where a unique constraint is enforced. Specifically, the message states that an entry with the key value &2 already exists in the table &1. This typically occurs in the context of data migration or data replication processes, such as when using the Financial Data Management (FDM) module.
  
  Cause:
  
  Duplicate Data: The most common cause is that the data being processed contains duplicates that violate the unique constraints of the target table.
  Incorrect Data Load Logic: The logic used to load or transform data may not be correctly handling existing records, leading to attempts to insert duplicates.
  Concurrency Issues: If multiple processes are trying to insert the same data simultaneously, it can lead to this error.
  Data Migration Issues: During data migration, if the same data is being migrated multiple times without proper checks, this error can