BUG #17384: ERROR: missing chunk number 0 for toast value 152073604 in pg_toast_2619

The following bug has been logged on the website:

Bug reference: 17384
Logged by: Padam Tehlan
Email address: padam(dot)tehlan(at)leptonsoftware(dot)com
PostgreSQL version: Unsupported/Unknown
Operating system: Windows 2012 R2
Description:

Hi,

Issue: ERROR: missing chunk number 0 for toast value 152073604 in
pg_toast_2619
we are facing issue with mentioned short description error while trying any
operation on database.

We execute the various commands recommended in various blogs , given
below-
REINDEX table mytable;
REINDEX table pg_toast.pg_toast_40948;
VACUUM analyze mytable;

Even after successful execution of the above commands, still when execute
the Vacuum full its give error.

Earlier response will be appreciable.

Thanks!
Padam