How To Fix IW436 - &1 is not a workday; next workday is &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 436

• Message text: &1 is not a workday; next workday is &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 IW436 - &1 is not a workday; next workday is &2 ?

  The SAP error message IW436 indicates that the date you are trying to use in a transaction (such as creating or changing a maintenance order) is not a valid workday. The message typically states: "Date &1 is not a workday; next workday is &2."
  
  Cause:
  This error occurs when:
  
  The date you are trying to enter falls on a non-working day (e.g., weekends, public holidays).
  The work calendar defined for the relevant plant or work center does not include the date you are trying to use.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Date: Verify the date you are trying to enter. If it is indeed a non-working day, you will need to select a different date that is a valid workday.
  
  
  Use the Next Workday: The error message provides the next valid workday. You can simply use that date instead.
  
  
  Review Work Calendar:
  
  Go to the transaction code SCAL (Work Schedule) to check