How To Fix PR028 - Enter MRP controllers

PR028 - Overview

• Message type: E = Error

• Message class: PR - Forecast: Help messages

• Message number: 028

• Message text: Enter MRP controllers

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 PR028 - Enter MRP controllers ?

  The SAP error message PR028, which states "Enter MRP controllers," typically occurs in the context of Material Requirements Planning (MRP) when the system requires the specification of MRP controllers for certain materials or planning scenarios. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Missing MRP Controller: The MRP controller field is mandatory for certain transactions or processes in SAP, and if it is not filled in, the system will generate this error.
  
  Configuration Issues: The MRP controller may not be defined in the system for the materials being processed.
  Material Master Data: The material master records may not have the MRP controller assigned, which is necessary for MRP processing.
  
  
  Solution:
  
  
  Enter MRP Controller:
  
  Navigate to the relevant transaction (e.g., MD01 for MRP run).
  Ensure that the MRP controller field is filled in. You can enter the appropriate MRP controller code that corresponds to the materials being planned.
  
  
  
  Check Material Master:
  
  Go to the Material Master (transaction