How to Delete an Adapter Handler
You can delete a send or receive adapter handler by using the BizTalk Server Administration Console.
Before you remove an adapter handler, you must remove all receive locations or send ports with which it is associated.
You must be a member of the SSO Administration group to delete an adapter handler.
To delete an adapter handler
In the BizTalk Server Administration Console, expand BizTalk Server Administration, expand BizTalk Group, expand Platform Settings, and then expand Adapters.
In the expanded adapter list, select the adapter for which you want to delete the adapter handler.
Right-click the adapter handler that you want to delete, and then click Delete.
Click Yes to confirm that you want to delete this adapter handler.