Message type: E = Error
Message class:  HRGB_GBRTI - Messages for RTI 
Message number: 018
Message text: Taxable pay to date is negative
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The SAP error message HRGB_GBRTI018, which states "Taxable pay to date is negative," typically occurs in the context of payroll processing in SAP HR (Human Resources) when the system calculates the taxable pay for an employee and finds that the cumulative taxable pay is negative. This can happen for several reasons, including incorrect payroll data, adjustments, or retroactive changes. Causes: Incorrect Payroll Data: There may be errors in the payroll data entered for the employee, such as incorrect salary amounts, deductions, or adjustments. Retroactive Changes: If there have been retroactive changes to an employee's pay or deductions, it may lead to a situation where the taxable pay becomes negative. Overpayments or Adjustments: If an employee was overpaid in a previous period and adjustments were made, it could result in a negative taxable pay. Incorrect Tax Configuration: Misconfiguration in tax settings or tax calculation rules can also lead to this error. Solutions: Review Payroll Data: Check the employee's
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