In the table of servers on the Home page of Enterprise Server
Administration, click Edit to the left of the row for the
server that owns the XA resource you want to delete.
Click the XA Resources tab.
Click Edit next to the XA resource you want to
delete.
Click Delete.
Click OK on the confirmation page.
Warning: Deleting a registered XA resource might cause application connection
errors and loss of data.
Note: You cannot delete an XA resource if the server is started.