How To Fix E0664 - & already has successor &

E0664 - Overview

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 664

• Message text: & already has successor &

What causes this issue?

&v1& already has a successor (&v2&).

System Response

Another successor cannot be created since a maximum of one successor is
allowed per release for each basic basic type or extension.

How to fix this error?

Use another type as the predecessor or create your new type as a copy
of &v2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0664 - & already has successor & ?

  The SAP error message E0664 typically indicates that there is an issue with the transport request in the SAP system, specifically related to the transport of objects that have already been assigned a successor. This can occur when you are trying to transport a change request that has dependencies or when the transport request is not properly sequenced.
  
  Cause:
  
  Successor Assignment: The error suggests that the transport request you are trying to work with already has a successor assigned to it. This means that there is another transport request that is dependent on the one you are trying to release or modify.
  Transport Sequence Issues: If the transport requests are not sequenced correctly, it can lead to conflicts and errors when trying to release or import them.
  Object Locking: Sometimes, objects may be locked by other transport requests, leading to this error.
  
  
  Solution:
  
  Check Transport Request: Review the transport request in question to see if it