How To Fix BC421 - Error in weekly rule: Invalid number of weeks

BC421 - Overview

• Message type: E = Error

• Message class: BC - Scheduler (calendar)

• Message number: 421

• Message text: Error in weekly rule: Invalid number of weeks

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 BC421 - Error in weekly rule: Invalid number of weeks ?

  The SAP error message BC421, which states "Error in weekly rule: Invalid number of weeks," typically occurs in the context of time management or scheduling within SAP systems, particularly when dealing with work schedules, time evaluation, or absence management.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  
  Incorrect Configuration: The weekly rule configuration in the system may have been set up incorrectly. This could involve specifying an invalid number of weeks for a particular rule.
  
  
  Data Entry Errors: There may be a mistake in the data entry for the weekly rule, such as entering a non-numeric value or a number that exceeds the allowed range.
  
  
  System Limitations: The system may have limitations on the number of weeks that can be defined in a rule, and the value entered exceeds this limit.
  
  
  Custom Modifications: If there are custom developments or modifications in the SAP system, they might not be handling the weekly rules