How To Fix WU677 - Enter an allocation material

WU677 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 677

• Message text: Enter an allocation material

What causes this issue?

Material &V1& uses logistics units of measure subject to inventory
management.
&USE&
In the promotion, you maintain an allocation material for this
material.

Error message extract from SAP system. Copyright SAP SE.

WU677 - Details

• The SAP error message WU677 ("Enter an allocation material") typically occurs in the context of materials management, particularly when dealing with allocation processes in SAP. This error indicates that the system requires a specific allocation material to be entered, but it has not been provided.
  
  Cause:
  
  Missing Allocation Material: The most common cause of this error is that the user has not entered an allocation material in the relevant field when trying to perform an allocation or transfer posting.
  
  Configuration Issues: There may be configuration settings in the system that require an allocation material to be specified for certain transactions.
  User Input Error: The user may have overlooked the field or entered an incorrect value that the system does not recognize as a valid allocation material.
  
  
  Solution:
  
  Enter Allocation Material: The immediate solution is to ensure that you enter a valid allocation material in the required field. Check the material master data to confirm that the