[Buildbot-devel] "TypeError: 'NoneType' object is unsubscriptable" when viewing slaves

[Dustin J. Mitchell]

It depends on how you're deploying Buildbot, but yes the easiest way
is to get the patch from git and just apply it directly.

On Tue, Jan 20, 2015 at 9:10 PM, Jason Edgecombe
<jason at rampaginggeek.com> wrote:
> Thanks, the workaround works. Any recommendations on how to best apply this
> fix? I already had to add an updated setup.py. Should I pull and install
> directly from git? If so, how?
>
> Thanks,
> Jason
>
> On 01/19/2015 09:58 PM, Dustin J. Mitchell wrote:
>>
>> Yeah, sorry, that was http://trac.buildbot.net/ticket/3107 which has a
>> few fixes and workarounds described there.
>>
>> Dustin
>>
>> On Mon, Jan 19, 2015 at 6:05 PM, Jason Edgecombe
>> <jason at rampaginggeek.com> wrote:
>>>
>>> Hi everyone,
>>>
>>> When viewing build slaves, I'm getting a TypeError.
>>>
>>> The example URL is:http://127.0.0.1:8010/buildslaves/centos6-x86_64
>>>
>>> Here is the error text:
>>> ---------------------------------------------
>>> *web.Server Traceback (most recent call last):*
>>> exceptions.TypeError: 'NoneType' object is unsubscriptable
>>>
>>> /home/buildbot/buildbot-venv/lib/python2.6/site-packages/Twisted-14.0.2-py2.6-linux-x86_64.egg/twisted/internet/defer.py:139
>>> in maybeDeferred
>>> 138 |   try:|
>>> 139 |       result = f(*args, **kw)|
>>> 140 |   except:|
>>>
>>> /home/buildbot/buildbot-venv/lib/python2.6/site-packages/buildbot-0.8.10-py2.6.egg/buildbot/status/web/base.py:391
>>> in <lambda>
>>> 390 |           if allowed or path_always_viewable(request):|
>>> 391 |               return defer.maybeDeferred(lambda:
>>> self.content(request, ctx))|
>>> 392 |           else:|
>>>
>>> /home/buildbot/buildbot-venv/lib/python2.6/site-packages/buildbot-0.8.10-py2.6.egg/buildbot/status/web/slaves.py:117
>>> in content
>>> 116 |       try:|
>>> 117 |           max_builds = int(request.args.get('numbuilds')[0])|
>>> 118 |       except ValueError:|
>>> exceptions.TypeError: 'NoneType' object is unsubscriptable
>>> ---------------------------------------------
>>>
>>> I'm getting this error in my test environment and production. My
>>> production config, without the centos6 buildslave, is at:
>>> https://github.com/edgester/afsbotcfg/blob/master/master.cfg
>>>
>>> I appreciate any help that you can provide. 'buildbot checkconfig ..'
>>> says that my config file is good.
>>>
>>> Thanks,
>>> Jason
>>>
>>>
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>
>