How To Fix B1144 - Message type & cannot be reduced

B1144 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 144

• Message text: Message type & cannot be reduced

What causes this issue?

There are different message types for different applications in the SAP
system. However, reduction is not possible for all message types
depending on their business function and technical aspects.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Choose a message type that allows reduction.

Error message extract from SAP system. Copyright SAP SE.

B1144 - Details

• The SAP error message B1144 ("Message type & cannot be reduced") typically occurs in the context of the SAP Business Workflow or when dealing with message types in the SAP system. This error indicates that there is an issue with the configuration of message types, particularly when trying to reduce or change the status of a message type that is not allowed to be reduced.
  
  Cause:
  
  Message Type Configuration: The message type you are trying to reduce may have been configured in such a way that it cannot be reduced. This could be due to settings in the message type configuration or workflow settings.
  Workflow Status: The workflow instance may be in a state that does not allow for the reduction of the message type.
  Business Logic: There may be business rules or logic that prevent the reduction of certain message types based on the current status or conditions.
  
  
  Solution:
  
  
  Check Message Type Configuration:
  
  Go to the