On 2015-06-09 11:20:06 -0400, Tom Lane wrote:
> We've seen several reports of $SUBJECT lately. I have no idea what's
> going on, but it occurred to me that it could be informative to tweak
> init_locale() so that it reports which category failed to be set.
> Any objections to squeezing that into today's releases?
No objection, +1. Seems fairly low risk.
The error seems odd. The only even remotely related change between 9.4.1
and .2 seems to be ca325941. Could also be a build environment change.