BUG #16477: Unable to edit and delete for certain row manually using db beaver

The following bug has been logged on the website:

Bug reference: 16477
Logged by: Nanda Christanto
Email address: chris@xcidic.com
PostgreSQL version: 10.6
Operating system: Linux Ubuntu
Description:

Hi im using db instance with postgres db version 10.6. Recently error log
were created under my aws service account. When I check the db there are
some rows where I am unable to update or delete the data. Any time i try to
update the data on the row the following error appears on db beaver: error
when sending data to backend. Do you guys have any advise on what should I
do?