I spent a little more time looking into this. I noticed that it appears that web.py is actually getting three separate exceptions (or at least catching them, printing a traceback and then re-raising the exception). The second traceback is coming from my sqlalchemy handler code loosely based upon http://webpy.org/cookbook/sqlalchemy
[Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 242, in process [Wed Nov 09 17:07:53 2011] [error] return self.handle() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 232, in handle [Wed Nov 09 17:07:53 2011] [error] fn, args = self._match(self.mapping, web.ctx.path) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), key) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'path' [Wed Nov 09 17:07:53 2011] [error] [Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in process [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/var/www/cl_server/ controller.py", line 174, in load_sqla [Wed Nov 09 17:07:53 2011] [error] return handler() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in <lambda> [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 249, in process [Wed Nov 09 17:07:53 2011] [error] raise self.internalerror() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 468, in internalerror [Wed Nov 09 17:07:53 2011] [error] parent = self.get_parent_app() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 453, in get_parent_app [Wed Nov 09 17:07:53 2011] [error] if self in web.ctx.app_stack: [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), key) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'app_stack' [Wed Nov 09 17:07:53 2011] [error] [Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in process [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 561, in processor [Wed Nov 09 17:07:53 2011] [error] return handler() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in <lambda> [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 249, in process [Wed Nov 09 17:07:53 2011] [error] raise self.internalerror() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 468, in internalerror [Wed Nov 09 17:07:53 2011] [error] parent = self.get_parent_app() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 453, in get_parent_app [Wed Nov 09 17:07:53 2011] [error] if self in web.ctx.app_stack: [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), key) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'app_stack' [Wed Nov 09 17:07:53 2011] [error] [Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in process [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 580, in processor [Wed Nov 09 17:07:53 2011] [error] h() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 98, in _unload [Wed Nov 09 17:07:53 2011] [error] web.ctx.app_stack = web.ctx.app_stack[:-1] [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), key) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'app_stack' [Wed Nov 09 17:07:53 2011] [error] [Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in process [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 561, in processor [Wed Nov 09 17:07:53 2011] [error] return handler() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 240, in <lambda> [Wed Nov 09 17:07:53 2011] [error] return p(lambda: process(processors)) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 249, in process [Wed Nov 09 17:07:53 2011] [error] raise self.internalerror() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 468, in internalerror [Wed Nov 09 17:07:53 2011] [error] parent = self.get_parent_app() [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line 453, in get_parent_app [Wed Nov 09 17:07:53 2011] [error] if self in web.ctx.app_stack: [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), key) [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in __getattr__ [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'app_stack' On Nov 11, 8:43 am, dgardner <davidgardne...@gmail.com> wrote: > Unfortunately 0.34 is the version that is installed at my work. > I could try running 0.36, however the problem that I am running > into is that I have not been able to reliably reproduce the problem. > > On Nov 11, 8:15 am, andrei <andre...@gmail.com> wrote: > > > Is there any reason that you're using 0.34 instead of the latest > > web.py release? > > > On Nov 11, 12:18 am, dgardner <davidgardne...@gmail.com> wrote: > > > > I've been using a web.py app in production now for a couple of weeks, > > > deployed under Apache 2.2.3 / mod_wsgi 3.3. > > > > Then yesterday I started seeing tracebacks like this: > > > [Wed Nov 09 17:07:53 2011] [error] Traceback (most recent call last): > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 240, in process > > > [Wed Nov 09 17:07:53 2011] [error] return p(lambda: > > > process(processors)) > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 561, in processor > > > [Wed Nov 09 17:07:53 2011] [error] return handler() > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 240, in <lambda> > > > [Wed Nov 09 17:07:53 2011] [error] return p(lambda: > > > process(processors)) > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 249, in process > > > [Wed Nov 09 17:07:53 2011] [error] raise self.internalerror() > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 468, in internalerror > > > [Wed Nov 09 17:07:53 2011] [error] parent = self.get_parent_app() > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/application.py", line > > > 453, in get_parent_app > > > [Wed Nov 09 17:07:53 2011] [error] if self in web.ctx.app_stack: > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 1165, in > > > __getattr__ > > > [Wed Nov 09 17:07:53 2011] [error] return getattr(self._getd(), > > > key) > > > [Wed Nov 09 17:07:53 2011] [error] File "/rel/lang/python/2.6.4-6/ > > > opt-gccWS5_64/lib/python2.6/site-packages/web/utils.py", line 71, in > > > __getattr__ > > > [Wed Nov 09 17:07:53 2011] [error] raise AttributeError, k > > > [Wed Nov 09 17:07:53 2011] [error] AttributeError: 'app_stack' > > > > I did a little searching and found two posts to the web.py mailing > > > lists with the same error, but neither received > > > responses:http://groups.google.com/group/webpy/search?group=webpy&q=app_stack&q... > > > > I'm using the Apache mpm_worker_module, and am configuring mod_wsgi > > > with: > > > LoadModule wsgi_module modules/mod_wsgi.so > > > <VirtualHost *:8090> > > > WSGIDaemonProcess concurrency_limit user=farmadmin group=user \ > > > home=/var/www/cl_server python-path=/var/www/cl_server \ > > > threads=20 processes=5 > > > > WSGIScriptAlias / /var/www/cl_server/controller.py/ > > > > Alias /static /var/www/cl_server/static/ > > > AddType text/html .py > > > > <Directory /usr/pic1/cl_server/> > > > Order deny,allow > > > Allow from all > > > </Directory> > > > </VirtualHost> > > > > Let me know if there is anymore information I could provide. -- You received this message because you are subscribed to the Google Groups "web.py" group. 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