Message type: E = Error
Message class:  HRPAYDEMUSCHG_BV - Maternity Protection Act - Prohibited Activities 
Message number: 157
Message text: Employer Expenses SI (Including Amounts from Sec. 23c)
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The SAP error message HRPAYDEMUSCHG_BV157 typically relates to issues in the payroll processing, specifically concerning employer expenses for social insurance (SI) contributions. This error can occur when there are discrepancies or missing information in the payroll data related to employer contributions.
Cause: Missing Data: The error may arise if there are missing or incorrect entries in the payroll master data, such as employee records, wage types, or contribution rates.
Configuration Issues: Incorrect configuration in the payroll schema or the absence of necessary wage types for employer expenses can lead to this error. Legal Changes: Changes in legislation regarding social insurance contributions may not be reflected in the system, leading to discrepancies. Data Entry Errors: Manual errors during data entry can also trigger this error message.
Solution: Check Master Data: Review the employee master data for any missing or incorrect entries related to social insurance contributions. Review Payroll Configuration: Ensure that the payroll schema is correctly configured and that
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