AttributeError: 'Environment' object has no attribute 'get_db_cnx'

[Jon Holstrom]

How to Reproduce

While doing a GET operation on /backlog, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{}

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:55.0) Gecko/20100101 Firefox/55.0

System Information

Trac	1.2.2
FullBlog	0.1.6.3
Genshi	0.7 (with speedups)
mod_wsgi	4.3.0 (WSGIProcessGroup WSGIApplicationGroup 127.0.1.1|/trac/test)
Pygments	2.1
pysqlite	2.6.0
Python	2.7.12 (default, Nov 19 2016, 06:48:10) [GCC 5.4.0 20160609]
pytz	2014.10
RPC	1.1.7.dev0
setuptools	20.7.0
SQLite	3.11.0
Subversion	1.9.3 (r1718519)
jQuery	1.11.3
jQuery UI	1.11.4
jQuery Timepicker	1.5.5

Enabled Plugins

BacklogPlugin	0.2dev-r0
CodeExampleMacro	1.2.post0
ComponentHierarchy	1.2.0.dev0
ExtendedVersionPlugin	1.0dev-r0
GridModify	1.0.0.dev0
MultipleWorkflowPlugin	1.4.1
SimpleMultiProject	0.5.2.dev0
TimeTracking	1.2
TracAdvancedTicketWorkflow	1.2.1.dev0
TracAdvParseArgsPlugin	0.4
TracCiteCode	0.3.5
TracCodeReviewer	1.0.0.dev0
TracDownloads	1.0.0.dev0
TracFullBlogPlugin	0.1.6.3
TracIniAdminPanel	1.0.2
TracTags	0.10.dev0
Tracticketstats	3.0.0.dev0
TracUserManagerPlugin	1.2.0.dev0
TracWikiExtras	1.3.1.dev0
TracWorkflowAdmin	0.12.0.4
TracXMLRPC	1.1.7.dev0

Interface Customization

shared-htdocs
shared-templates
site-htdocs	tracworkflowadmin
site-templates

Python Traceback

Traceback (most recent call last):
  File "build/bdist.linux-x86_64/egg/trac/web/main.py", line 623, in _dispatch_request
    dispatcher.dispatch(req)
  File "build/bdist.linux-x86_64/egg/trac/web/main.py", line 239, in dispatch
    resp = chosen_handler.process_request(req)
  File "build/bdist.linux-x86_64/egg/backlog/web_ui.py", line 101, in process_request
    db = self.env.get_db_cnx()
AttributeError: 'Environment' object has no attribute 'get_db_cnx'

[Ryan J Ollos]

This is not a good plugin. Consider using MultiProjectBacklogPlugin or TracBacklogPlugin.

[Ryan J Ollos]

In 16834:

BacklogPlugin 0.3dev: Make compatible with Trac 1.0+

Fixes #13274.