How To Fix W4401 - &: & forecase values with MRP areas were deleted

W4401 - Overview

• Message type: E = Error

• Message class: W4 - Messages for material discontinuation

• Message number: 401

• Message text: &: & forecase values with MRP areas were deleted

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 W4401 - &: & forecase values with MRP areas were deleted ?

  SAP Error Message:
  W4401: "&: & forecast values with MRP areas were deleted"
  
  Meaning / 
  Cause:
  This warning message indicates that forecast values for a material, which were maintained specifically for certain MRP areas, have been deleted. The placeholders (&) typically represent the material number and possibly the MRP area or other relevant data.
  In SAP, forecast values can be maintained either at the plant level or at the MRP area level (if MRP areas are used). When forecast values assigned to MRP areas are deleted (either manually or via a program), this warning is issued to inform the user that the forecast data for those MRP areas no longer exists.
  Common causes:
  
  Manual deletion of forecast data for MRP areas.
  Running a forecast deletion program or transaction that removes forecast values.
  Data inconsistency or cleanup activities.
  Changes in MRP area configuration or master data leading to deletion of associated forecast data.
  
  
  Solution / How to handle:
  
  Check if deletion was