Message type: E = Error
Message class:  HRPAYAT_0751 - Company Pension Plan A - Infotype 0751 
Message number: 052
Message text: SI data was not evaluated. Check BV contract start.
When the default value for the contract start for BV was being
calculated, the data of infotype 44 could not be accessed (for example,
because the data has not yet been created).
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
In the case of occasional employment, the default value may need to be
adjusted.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message HRPAYAT_0751052 indicates that the system was unable to evaluate the SI (Social Insurance) data due to an issue with the BV (Betriebsvereinbarung or Works Agreement) contract start date. This error typically arises in the context of payroll processing in SAP HR (Human Resources) when the system is trying to determine the eligibility or calculation of social insurance contributions for an employee.
Cause: Incorrect Contract Start Date: The start date of the BV contract may not be correctly maintained in the system, or it may not align with the employee's employment start date. Missing or Incomplete Data: There may be missing data in the employee's master data or infotypes that are required for the evaluation of SI data.
Configuration Issues: The configuration settings for the social insurance or works agreement may not be set up correctly in the system. Employee Status: The employee's status (e.g., inactive, terminated) may affect the evaluation of
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