How To Fix MD322 - Only plant MRP areas are allowed to have 1 to 4 digits

MD322 - Overview

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 322

• Message text: Only plant MRP areas are allowed to have 1 to 4 digits

What causes this issue?

In order to maintain consistency and uniformity, only MRP areas of the
type 'plant' are allowed to have a 1-4 digit key.

Error message extract from SAP system. Copyright SAP SE.

MD322 - Details

• The SAP error message MD322 indicates that there is an issue with the configuration of MRP (Material Requirements Planning) areas in the system. Specifically, it states that only plant MRP areas are allowed to have 1 to 4 digits. This error typically arises when there is an attempt to use an MRP area identifier that does not conform to the expected format.
  
  Cause:
  
  Invalid MRP Area Identifier: The MRP area identifier being used is either too short (less than 1 digit) or too long (more than 4 digits).
  
  Configuration Issues: The MRP area may not be properly configured in the system, or there may be a mismatch between the plant and the MRP area settings.
  Data Entry Error: There may be a typographical error in the MRP area code being entered.
  
  
  Solution:
  
  
  Check MRP Area Configuration:
  
  Go to the MRP area configuration in SAP (Transaction code: OMDU).
  Ensure that the MRP area is correctly defined and that it