Message type: E = Error
Message class:  HRPAYAT00 - HR-AT: Messages (General) 
Message number: 008
Message text: No account number found in T5A1S for the following key: &1/&2/&3
For the SI group &V1&, the SI institution &V2&, and the employer
assignment unit &V3&, there is no entry for the employer account number
in the table <ZH>Employer Account Numbers for Social Insurance
Institutions</> (T5A1S).
Maintain the employer account number for social insurance in the table
<ZH>Employer Account Numbers for Social Insurance Institutions</> for
the SI group &V1&, the SI institution &V2&, and the employer assignment
unit &V3&.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message HRPAYAT00008 indicates that there is no account number found in the table T5A1S for the specified key. This error typically occurs in the context of payroll processing in the SAP HR module, particularly for the Austrian payroll (as indicated by the "AT" in the error code).
Cause: The error is usually caused by one of the following reasons: Missing Data: The account number for the specified key (which usually consists of employee number, period, and other identifiers) is not maintained in the T5A1S table. Incorrect Key: The key used to look up the account number may be incorrect or not properly formatted.
Configuration Issues: There may be issues with the configuration of the payroll schema or the infotype that is supposed to populate the account number. Data Migration Issues: If data was migrated from another system, the account numbers may not have been transferred correctly.
Solution: To resolve the HRPAYAT00008 error, you can take
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