How To Fix PYBAPI018 - Entries with the same key & exist in the ARREARS table

SAP Error Message - Details

• Message type: E = Error

• Message class: PYBAPI - For BAPIs to manager for external payroll

• Message number: 018

• Message text: Entries with the same key & exist in the ARREARS table

What causes this issue?

The key consists of the WAGETYPE, V0TYP, and V0ZNR fields.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PYBAPI018 - Entries with the same key & exist in the ARREARS table ?

  The SAP error message PYBAPI018 indicates that there are duplicate entries with the same key in the ARREARS table. This typically occurs during payroll processing when the system attempts to create or update records in the payroll area, and it finds that there are already existing records with the same key.
  
  Cause:
  
  Duplicate Payroll Entries: The most common cause is that there are multiple payroll entries for the same employee and period, which leads to conflicts when the system tries to process them.
  Incorrect Data Uploads: If data is being uploaded into the system (e.g., through a batch input or an interface), it may inadvertently create duplicates.
  
  Configuration Issues: There may be issues in the configuration of the payroll schema or the way payroll is processed, leading to the generation of duplicate records.
  
  
  Solution:
  
  
  Check for Duplicates: 
  
  Use transaction codes like SE16 or SE11 to access the ARREARS table and check for duplicate entries. You can