IndexError: pop from empty list

How to Reproduce

While doing a GET operation on /attachment/ticket/13626/, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{u'action': u'new', 'path': u'13626/', 'realm': u'ticket'}

User agent: #USER_AGENT#

System Information

Systeminformation nicht verfügbar

Enabled Plugins

Plugininformation nicht verfügbar

Interface Customization

Interface customization information not available

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 259, in dispatch
    iterable=chrome.use_chunked_encoding)
  File "build/bdist.linux-x86_64/egg/trac/web/chrome.py", line 1164, in render_template
    encoding='utf-8')
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 184, in render
    return encode(generator, method=method, encoding=encoding, out=out)
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 58, in encode
    for chunk in iterator:
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 350, in __call__
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 829, in __call__
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 669, in __call__
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 774, in __call__
    for kind, data, pos in chain(stream, [(None, None, None)]):
  File "/usr/local/lib/python2.7/dist-packages/genshi/output.py", line 594, in __call__
    for ev in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "build/bdist.linux-x86_64/egg/trac/web/chrome.py", line 1431, in _strip_accesskeys
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "build/bdist.linux-x86_64/egg/trac/web/chrome.py", line 1420, in _generate
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/transform.py", line 706, in _unmark
    for mark, event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/transform.py", line 1101, in __call__
    for mark, event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/transform.py", line 118, in __iter__
    event = self.stream.next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/transform.py", line 734, in __call__
    for mark, event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/transform.py", line 702, in _mark
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 618, in _include
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 378, in _match
    ctxt, start=idx + 1, **vars):
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 378, in _match
    ctxt, start=idx + 1, **vars):
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 362, in _match
    content = list(content)
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 618, in _include
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 326, in _match
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 315, in _strip
    event = next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 558, in _flatten
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/path.py", line 588, in _generate
    subevent = next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 618, in _include
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 315, in _strip
    event = next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 558, in _flatten
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/core.py", line 289, in _ensure
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/path.py", line 588, in _generate
    subevent = next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 618, in _include
    for event in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/markup.py", line 315, in _strip
    event = next()
  File "/usr/local/lib/python2.7/dist-packages/genshi/template/base.py", line 558, in _flatten
    for kind, data, pos in stream:
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/i18n.py", line 178, in _generate
    for event in msgbuf.translate(gettext(msgbuf.format())):
  File "/usr/local/lib/python2.7/dist-packages/genshi/filters/i18n.py", line 1051, in translate
    events = self.events[order].pop(0)
IndexError: pop from empty list

Trac metadata

Trac field	Value
Version	8.0.1
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Compiler
Test case
Differential revisions
BlockedBy
Related
Blocking
CC
Operating system
Architecture

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