Page not found (404)
Request Method: 	GET
Request URL: 	http://noc1.line-r.ru:8081/fm/eventclass/popup/4e56547a5c8b82900f00013e/

Using the URLconf defined in noc.urls, Django tried these URL patterns, in this order:

    ^$
    ^jsi18n/$
    ^static/(?P<path>.*)$
    ^doc/(?P<path>.*)$
    ^main/
    ^inv/
    ^sa/
    ^fm/ ^alarm/
    ^fm/ ^alarmclass/
    ^fm/ ^alarmseverity/
    ^fm/ ^alarmtrigger/
    ^fm/ ^classificationrule/
    ^fm/ ^event/
    ^fm/ ^eventclass/ ^add/$ [name='add']
    ^fm/ ^eventclass/ ^(?P<object_id>[0-9a-f]{24})/change/$ [name='change']
    ^fm/ ^eventclass/ ^css/$ [name='tree_css']
    ^fm/ ^eventclass/ ^(?P<object_id>[0-9a-f]{24})/delete/$ [name='delete']
    ^fm/ ^eventclass/ lookup_tree/$ [name='lookup_tree']
    ^fm/ ^eventclass/ ^popup/$ [name='popup']
    ^fm/ ^eventclass/ ^(?P<object_id>[0-9a-f]{24})/$ [name='preview']
    ^fm/ ^eventclass/ ^(?P<class_id>[0-9a-f]{24})/json/ [name='to_json']
    ^fm/ ^eventclass/ ^$ [name='tree']
    ^fm/ ^eventtrigger/
    ^fm/ ^ignoreeventrules/
    ^fm/ ^mib/
    ^fm/ ^reportclassificationquality/
    ^fm/ ^reportclassificationrule/
    ^fm/ ^reporteventsummary/
    ^fm/ ^reporthierarchy/
    ^fm/ ^reportlocalrules/
    ^fm/ ^reportmibs/
    ^fm/ ^reportmissedmibs/
    ^fm/ ^reportrulesbyprofile/
    ^fm/ ^reportrulesetsummary/
    ^fm/ ^reportunclassifiedoids/
    ^pm/
    ^cm/
    ^ip/
    ^vc/
    ^dns/
    ^peer/
    ^kb/

The current URL, fm/eventclass/popup/4e56547a5c8b82900f00013e/, didn't match any of these.

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.