How To Fix B1806 - Message type & is dependent on itself

B1806 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 806

• Message text: Message type & is dependent on itself

What causes this issue?

An error has occurred when assigning the message type to a filter
message type. The message type v&1v is defined as a dependent message
type as well as a referenced message type.

How to fix this error?

Please check the assignment of the message types to the referenced
message types in Transaction BD99 in ALE Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1806 - Message type & is dependent on itself ?

  The SAP error message B1806 ("Message type & is dependent on itself") typically occurs in the context of message control in SAP, particularly when dealing with output types in the Sales and Distribution (SD) module or other areas where message types are configured.
  
  Cause:
  This error indicates that there is a circular dependency in the configuration of message types. Specifically, it means that the message type you are trying to configure or use is set up in such a way that it references itself, which creates a logical inconsistency. This can happen if:
  
  The message type is incorrectly configured in the output determination procedure.
  There is a mistake in the assignment of the message type to the output condition records.
  The message type is set to trigger based on conditions that include itself.
  
  
  Solution:
  To resolve the B1806 error, you can follow these steps:
  
  
  Check Output Type Configuration:
  
  Go to the transaction code NACE (or SPRO for configuration).
  Navigate to