How To Fix PSSC_TOOLS063 - Weekday number determination not possible using BAdI CALENDAR_DEFINITION

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_TOOLS - Message Class for Periods & Due Date Tools

• Message number: 063

• Message text: Weekday number determination not possible using BAdI CALENDAR_DEFINITION

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSSC_TOOLS063 - Weekday number determination not possible using BAdI CALENDAR_DEFINITION ?

  The SAP error message PSSC_TOOLS063 indicates that the system is unable to determine the weekday number using the Business Add-In (BAdI) CALENDAR_DEFINITION. This typically occurs in scenarios where the system is trying to calculate or utilize calendar-related data, such as scheduling or planning, and it cannot find the necessary configuration or implementation to determine the weekday.
  Cause
  The error can be caused by several factors, including:
  
  
  Missing Implementation: The BAdI CALENDAR_DEFINITION may not have been implemented in your system. This BAdI is used to define how the calendar is structured, including how weekdays are determined.
  
  
  Incorrect Configuration: If the BAdI is implemented but not configured correctly, it may lead to issues in determining the weekday.
  
  
  Data Issues: There may be issues with the data being processed, such as invalid dates or calendar entries that do not correspond to the expected format.
  
  
  System Settings: The system settings related to calendars and date handling may not be properly set up.
  
  
  Solution
  To resolve the error, you can take the following steps:
  
  
  Check BAdI Implementation:
  
  Go to transaction SE18 (BAdI Definition) and check if the BAdI CALENDAR_DEFINITION has been implemented.
  If it is not implemented, you will need to create an implementation for it. This can be done in transaction SE19 (BAdI Implementation).
  
  
  
  Review Implementation Logic:
  
  If the BAdI is implemented, review the logic in the implementation to ensure that it correctly calculates the weekday number. Make sure that it handles all possible input scenarios.
  
  
  
  Validate Calendar Settings:
  
  Check the calendar settings in your SAP system. Ensure that the calendar is correctly defined and that all necessary entries are present.
  
  
  
  Test with Different Dates:
  
  Test the functionality with various dates to see if the issue is consistent or if it occurs only with specific dates.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the BAdI CALENDAR_DEFINITION for any specific requirements or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information
  
  BAdI CALENDAR_DEFINITION: This BAdI allows for custom implementations to define how the calendar behaves in the system, including how weekdays are calculated.
  Transaction Codes:
  
  SE18: To view BAdI definitions.
  SE19: To implement BAdIs.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on this error.
  
  By following these steps, you should be able to identify and resolve the cause of the error message PSSC_TOOLS063 in your SAP system.