Spirou <spirou(at)carolo(dot)net> writes:
>> I can't find my classes anymore (cf below ...) !
>> mybase=> \z
>> NOTICE: get_groname: group 0 not found
>> pqReadData() -- backend closed the channel unexpectedly.
>> This probably means the backend terminated abnormally
>> before or while processing the request.
Yup, that's a bug alright. I recall having heard of these symptoms
before --- try searching the pghackers archives for mention of
'get_groname'. I think this may be fixed in the latest release
(what version are you running, anyway?)
regards, tom lane