How To Fix BT636 - Choose another rule, if you start "only on workdays"

BT636 - Overview

• Message type: E = Error

• Message class: BT - Background processing messages

• Message number: 636

• Message text: Choose another rule, if you start "only on workdays"

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BT636 - Choose another rule, if you start "only on workdays" ?

  The SAP error message BT636 ("Choose another rule, if you start 'only on workdays'") typically occurs in the context of scheduling or planning tasks in SAP, particularly when using the SAP Business Workflow or similar scheduling functionalities. This error indicates that the system has encountered a conflict with the scheduling rules defined for a particular task or process.
  
  Cause:
  The error arises when a scheduling rule is set to "only on workdays," but the start date or time specified for the task falls on a non-working day (e.g., a weekend or holiday). The system cannot schedule the task to start on a non-working day if the rule explicitly states that it should only occur on workdays.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Change the Start Date/Time: Adjust the start date or time of the task to a workday. Ensure that the date you select is a valid working day according