Re: Warning messages appearing twice

On Fri, Jul 26, 2019 at 11:04 AM vignesh C <vignesh21@gmail.com> wrote:
>
> Hi,
>
> I have noticed in some cases the warning messages appear twice, one such instance is given below:
> postgres=# begin;
> BEGIN
> postgres=# prepare transaction 't1';
> PREPARE TRANSACTION
> postgres=# rollback;
> WARNING:  there is no transaction in progress
> WARNING:  there is no transaction in progress
> ROLLBACK
>
> However if logging is enabled, the warning message appears only once.

Seems like you are seeing one message from the client and the other
one from the server log as you have not enabled the logging collector
the WARNING is printed on your console.