How To Fix 56440 - Account for personnel number & is not unique

56440 - Overview

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 440

• Message text: Account for personnel number & is not unique

Self-Explanatory Message

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56440 - Details

• The SAP error message "56440 Account for personnel number & is not unique" typically occurs in the context of Human Capital Management (HCM) or Payroll processing. This error indicates that there is a problem with the account assignment for a specific personnel number, where the system has found multiple entries that conflict with the expected uniqueness of the account assignment.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is that there are multiple account assignments for the same personnel number in the relevant tables (e.g., infotype 0014 for recurring payments and deductions, infotype 0015 for additional payments).
  
  Configuration Issues: There may be issues in the configuration of the payroll or personnel administration settings that allow for non-unique account assignments.
  Data Migration Issues: If data has been migrated from another system, it is possible that duplicate records were created during the migration process.
  Incorrect Master Data: The master data for the personnel number may