How To Fix W4405 - &: & forecast messages with MRP areas were deleted

W4405 - Overview

• Message type: E = Error

• Message class: W4 - Messages for material discontinuation

• Message number: 405

• Message text: &: & forecast messages 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 W4405 - &: & forecast messages with MRP areas were deleted ?

  Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Message:
  W4405: & forecast messages with MRP areas were deleted
  
  Meaning / 
  Cause:
  
  This warning message indicates that forecast data (planning data) that was assigned to specific MRP areas has been deleted during an MRP run or forecast update.
  MRP areas are organizational units within SAP that allow material requirements planning to be performed for specific areas (e.g., plants, storage locations, production lines).
  The deletion of forecast messages with MRP areas usually happens when:
  The forecast data is outdated or no longer valid.
  The forecast was manually or automatically deleted due to changes in planning parameters.
  The MRP run or forecast update process cleans up old or irrelevant forecast data.
  There is a mismatch or inconsistency in the forecast data related to MRP areas.
  
  
  
  
  When does it occur?
  
  During forecast update (transaction like MP30, MP31, or during MRP run).
  When forecast data is maintained or deleted for materials with MRP areas.
  When forecast