Hi Panphitcha,
Please provide more details on the issue you are facing for these materials.
What do you mean by auto message, is it approval workflow? Please confirm.
For better understanding, please send us screen shots of the other materials wherein you got auto message etc.
Hi Bolan,
In your day time, please contact user to see what is the exact issue.
And accordingly re-assign the subject ticket.
Thanks and Regards,