"PostgreSQL Bugs List" <pgsql-bugs(at)postgresql(dot)org> writes:
> We are getting the following error:
> The backend has broken the connection. Possibly the action you have
> attempted has caused it to close.
The information you've provided is quite useless for resolving a
server-side problem :-(. What query were you executing? What shows up
in the postmaster log? If there's a server core dump, get a backtrace
from it with gdb.
regards, tom lane