Message type: E = Error
Message class:  5G - HR: Messages for Britain 
Message number: 079
Message text: P45 tax paid cannot be negative
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The SAP error message 5G079 with the description "P45 tax paid cannot be negative" typically occurs in the context of payroll processing, particularly when dealing with tax calculations and reporting in the UK payroll system. This error indicates that the system has detected a negative value for the P45 tax paid field, which is not permissible.
Cause: Incorrect Data Entry: The most common cause is incorrect data entry where the tax paid amount has been mistakenly entered as a negative value. Payroll Calculation Errors: There may be issues in the payroll calculation logic that result in a negative tax paid amount, possibly due to adjustments or corrections made in the payroll run.
Configuration Issues: Incorrect configuration in the payroll settings or tax calculation rules can lead to erroneous values being generated. Data Migration Issues: If data has been migrated from another system, there may be inconsistencies or errors in the data that lead to negative
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