Python Psycopg2 - Interface Error : Connection already closed

Philip Semanchuk philip at semanchuk.com
Sun Mar 28 23:43:46 CEST 2010


On Mar 27, 2010, at 5:14 PM, knobbyknees wrote:

> I'm not sure if this is the right group, but I'm hoping it is...
>
> Basically, I'm trying to use pgloader, which depends on python and
> psycopg2.  After banging my head against a wall, I found this:
>
> Found this:
> http://www.mail-archive.com/sqlalchemy@googlegroups.com/msg13209.html
>
> Although, the suggestion didn't work for me at all...
>
> Running this command:
> /usr/bin/pgloader -c /var/mybin/pgconfs/fr.conf
>
> Yields this in the pgloader.log (with the process just hanging)
>
> more /tmp/pgloader.log
> 27-03-2010 12:22:53 pgloader     INFO     Logger initialized
> 27-03-2010 12:22:53 pgloader     INFO     Reformat path is ['/usr/
> share/python-support/pgloader/reformat']
> 27-03-2010 12:22:53 pgloader     INFO     Will consider following
> sections:
> 27-03-2010 12:22:53 pgloader     INFO       fixed
> 27-03-2010 12:22:54 fixed        INFO     fixed processing
> 27-03-2010 12:22:54 pgloader     INFO     All threads are started,
> wait for them to terminate
> 27-03-2010 12:22:57 fixed        ERROR    connection already closed
> 27-03-2010 12:22:57 fixed        INFO     closing current database
> connection
>
> [pgsql]
> host                  = localhost
> port                  = 5432
> base                  = frdb
> user                  = username
> pass                  = password
>
>
> [fixed]
> table                 = fr
> format                = fixed
> filename              = /var/www/fr.txt
> ...
>
>
> This is what I see for the traceback:
> Traceback (most recent call last):
>  File "/usr/lib/python2.6/threading.py", line 525, in
> __bootstrap_inner
>    self.run()
>  File "/usr/lib/pymodules/python2.6/pgloader/pgloader.py", line 847,
> in run
>    self.terminate()
>  File "/usr/lib/pymodules/python2.6/pgloader/pgloader.py", line 874,
> in terminate
>    self.db.close()
>  File "/usr/lib/pymodules/python2.6/pgloader/db.py", line 103, in
> close
>    self.dbconn.close()
>
>
> I'm at a total loss here....  Can anyone please help me out?

Hi knobbyknees,
I can't help you with this problem, but the folks on the psycopg2  
mailing list are probably a much better crowd to ask:
http://lists.initd.org/mailman/listinfo/psycopg


Good luck
Philip



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