Thanks Jamie! Setting "verify_exists" to False did the trick. It's not the first time I get caught so that's a bit shameful... :/
Like you say, it's worth trying the simple routes before looking at complicated things ;) Cheers, Julien On Jul 25, 7:19 pm, jamiecURLe <jamie.cu...@designcc.co.uk> wrote: > I always try and go do the simple routes first before assuming that > the problem is something complicated. > > Debugging this one might be tricky if you can't recreate the effect > locally and I'm sure you don't want to be debugging on a live site! > > Do you have any signals connected to the models? If so switch them > off, see what happens > > How are latitude and longitude being populated - by hand or some > background jiggery pokery?, > > What urls are going into the url field? Try configuring them so they > don't go off and validate the URL (verify_exists=False) - perhaps the > timeout for checking the url is longer than the timeout on the proxy > response? > > On Jul 25, 9:12 am, Julien Phalip <jpha...@gmail.com> wrote: > > > Thanks a lot Jamie. Your stab in the dark is very useful indeed. > > > The site is in fact hosted at Webfaction too, and it's only there that > > I get the error. The model is quite simple - it only has Charfields, > > URLFields and Emailfields. There is no inheritance, but there is a > > OneToOneField relationship with another model: > > > class Organisation(models.Model): > > .... > > > class OrganisationExtension(models.Model): > > organisation = models.OneToOneField(Organisation, > > related_name="extension") > > latitude = models.CharField(max_length=50, blank=True, > > null=False) > > longitude = models.CharField(max_length=50, blank=True, > > null=False) > > > There is no custom save method in the models or in the admin options. > > The only thing I think is worth mentioning is that > > OrganisationExtension model is put in an inline: > > > class OrganisationExtensionInline(admin.StackedInline): > > model = OrganisationExtension > > max_num = 1 > > > class OrganisationAdmin(admin.ModelAdmin): > > inlines = [OrganisationExtensionInline] > > > This looks very similar to the issue that you've had. I'm really > > unsure what's going on and how to debug this. I'll keep investigating, > > but any tips would be very welcome. > > > Thanks again, > > > Julien > > > On Jul 25, 5:56 pm, jamiecURLe <jamie.cu...@designcc.co.uk> wrote: > > > > Hello Julien, > > > > Without seeing the model and knowing who your hosting provider is and > > > what web servers your using to serve up your django app it is > > > difficult to say for sure but I have a hunch. > > > > It could be that the save action for that one organisation is creating > > > form of memory intensive situation ( possible infinite loop ), this > > > could eat away at available memory until the process was killed. In > > > this situation the upstream web server would never get it's response > > > from the downstream proxy because a process on which it relied had > > > been killed. > > > > This would give you the 502 error. > > > > I have encountered this with webfaction before. It was my issue, I had > > > a model that had a parent > child relationship, which whilst not being > > > totally new to recursion, had failed to spot a real newbie error. > > > > In terms of debugging this one, I'm no expert but I'd start by looking > > > at all relationships on the models and scrutinising them until > > > something came to light. > > > > I'd like to say I'd then use this exact situation as a test case, but > > > being new to testing myself I really can't offer any real assistance > > > in this one. > > > > Hope this stab is dark helps. > > > > Cheers, > > > > Jamie. > > > > On Jul 24, 1:08 pm, Julien Phalip <jpha...@gmail.com> wrote: > > > > > Hi, > > > > > I've got a really strange error on one of my sites. There is an > > > > Organisation model which has a dozen of fields and 1,300 rows. > > > > > Saving organisation details in the admin usually works fine except for > > > > one organisation. When I click 'Save', the page loads for ever and > > > > then it fails with a 502 Proxy Error. I can edit the corresponding row > > > > in Phpmyadmin without any problem so the database doesn't seem to be > > > > damaged. Saving works with all other organisations I've tested. > > > > > It is using Django revision 9975. > > > > > Would you have any tips for debugging this? > > > > > Thanks a lot! > > > > > Regards, > > > > > Julien --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---
