"'alvhe...@alvh.no-ip.org'" <alvhe...@alvh.no-ip.org> writes: > On 2021-Mar-31, Tom Lane wrote: >> So for some reason, opening the trace file fails. >> (I wonder why we don't see an error message for this though.)
> .. oh, I think we forgot to set conn->Pfdebug = NULL when creating the > connection. So when we do PQtrace(), the first thing it does is > PQuntrace(), and then that tries to do fflush(conn->Pfdebug) ---> crash. > So this should fix it. Nope, see the MemSet a few lines further up. This change seems like good style, but it won't fix anything --- else we'd have been having issues with the pre-existing trace logic. What I suspect is some Windows dependency in the way that 001_libpq_pipeline.pl is setting up the trace output files. cc'ing Andrew to see if he has any ideas. regards, tom lane