How To Fix /PF1/MSG_RP635 - Date &1 is before calendar &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_RP -

• Message number: 635

• Message text: Date &1 is before calendar &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_RP635 - Date &1 is before calendar &2 ?

  The SAP error message /PF1/MSG_RP635 Date &1 is before calendar &2 typically indicates that a date you are trying to use in a transaction or process is earlier than the start date defined in the associated calendar. This error often arises in contexts such as payroll processing, time management, or any other module that relies on date validation against a defined calendar.
  
  Cause:
  
  Date Mismatch: The date you are trying to enter (represented by &1) is earlier than the start date of the calendar (represented by &2).
  Calendar Configuration: The calendar settings in the system may not be aligned with the dates you are trying to use. This could be due to incorrect configuration or an oversight in the setup of the calendar periods.
  Data Entry Error: There may be a simple mistake in the date entry, such as entering the wrong year or month.
  
  
  Solution:
  
  Check the Date: Verify the date you are trying to