How To Fix /PF1/MSG_RP637 - Date &1 in calendar &2 is not valid

/PF1/MSG_RP637 - Overview

• Message type: E = Error

• Message class: /PF1/MSG_RP -

• Message number: 637

• Message text: Date &1 in calendar &2 is not valid

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_RP637 - Date &1 in calendar &2 is not valid ?

  The SAP error message /PF1/MSG_RP637 Date &1 in calendar &2 is not valid typically indicates that there is an issue with the date being processed in relation to a specific calendar. This error can occur in various contexts, such as payroll processing, time management, or scheduling.
  
  Cause:
  
  
  Invalid Date: The date specified (represented by &1) does not exist in the specified calendar (represented by &2). This could be due to:
  
  The date being outside the range of valid dates defined in the calendar.
  The date falling on a non-working day or holiday that is not accounted for in the calendar.
  A typo or incorrect date format being used.
  
  
  
  Calendar Configuration: The calendar itself may not be configured correctly, or it may not include the date in question.
  
  
  Data Entry Errors: There may be errors in the data entry process, such as incorrect date formats or wrong calendar assignments.
  
  
  
  Solution:
  
  
  Check the Date: Verify that the date you are trying