How To Fix MG155 - The MRP type & requires forecasting data to be maintained

MG155 - Overview

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 155

• Message text: The MRP type & requires forecasting data to be maintained

What causes this issue?

You have used an <DS:GLOS.MRP_type>MRP type</> for which the
<LS>Forecast indicator</> has been set to <LS>Obligatory forecast</> in
Customizing for <LS>Consumption-Based Planning</> in <LS>Check MRP
types</>. This makes it mandatory to maintain forecasting data for the
material. However, you have not yet maintained this data.

System Response

You may not update the data for the material.

How to fix this error?

Maintain the data for the user department <LS>Forecasting</> for the
material concerned.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MG155 - The MRP type & requires forecasting data to be maintained ?

  The SAP error message MG155 indicates that the Material Requirements Planning (MRP) type for a specific material requires forecasting data to be maintained, but it is currently missing. This error typically arises when the MRP type is set to a type that relies on forecast data, such as "PD" (Planning with Forecast) or "VB" (Forecast-based Planning), and the necessary forecast data has not been entered for the material.
  
  Cause:
  
  MRP Type Configuration: The material is assigned an MRP type that requires forecast data.
  Missing Forecast Data: The forecast data for the material has not been maintained in the system.
  Incorrect Material Master Settings: The material master record may not be properly configured to include forecasting information.
  
  
  Solution:
  To resolve the MG155 error, you can follow these steps:
  
  
  Check MRP Type:
  
  Go to the material master record (transaction code MM03).
  Check the MRP type assigned to the material in the MRP 1 view.
  
  
  
  Maintain Forecast Data:
  
  If the MRP type requires forecasting,