#3553: Randomly internal error in 'Timeline' menu, 'argument to += must be
iterable'
------------------------------------+---------------------------------------
 Reporter:  [EMAIL PROTECTED]  |        Owner:  jonas    
     Type:  defect                  |       Status:  closed   
 Priority:  normal                  |    Milestone:           
Component:  timeline                |      Version:  0.9.4    
 Severity:  normal                  |   Resolution:  duplicate
 Keywords:                          |  
------------------------------------+---------------------------------------
Changes (by eblot):

  * status:  new => closed
  * resolution:  => duplicate

Old description:

> I've installed trac 0.9.4 in CentOS(kernel 2.6.9), with Python 2.3.
> The following error is occurred '''occasionally(not always)''', when just
> clicking 'Timeline' menu.
>
> Error url : http://lint.tattersite.com/timeline
>
> ----
>
> Oops...
> Trac detected an internal error:
>
> argument to += must be iterable
>
> Python traceback
>
> Traceback (most recent call last):
>   File "/usr/lib/python2.3/site-packages/trac/web/modpython_frontend.py",
> line 206, in handler
>     dispatch_request(mpr.path_info, mpr, env)
>   File "/usr/lib/python2.3/site-packages/trac/web/main.py", line 139, in
> dispatch_request
>     dispatcher.dispatch(req)
>   File "/usr/lib/python2.3/site-packages/trac/web/main.py", line 107, in
> dispatch
>     resp = chosen_handler.process_request(req)
>   File "/usr/lib/python2.3/site-packages/trac/Timeline.py", line 140, in
> process_request
>     filters)
> TypeError: argument to += must be iterable

New description:

 I've installed trac 0.9.4 in CentOS(kernel 2.6.9), with Python 2.3.
 The following error is occurred '''occasionally(not always)''', when just
 clicking 'Timeline' menu.

 Error url : http://lint.tattersite.com/timeline

 ----
 {{{
 Oops...
 Trac detected an internal error:

 argument to += must be iterable

 Python traceback

 Traceback (most recent call last):
   File "/usr/lib/python2.3/site-packages/trac/web/modpython_frontend.py",
 line 206, in handler
     dispatch_request(mpr.path_info, mpr, env)
   File "/usr/lib/python2.3/site-packages/trac/web/main.py", line 139, in
 dispatch_request
     dispatcher.dispatch(req)
   File "/usr/lib/python2.3/site-packages/trac/web/main.py", line 107, in
 dispatch
     resp = chosen_handler.process_request(req)
   File "/usr/lib/python2.3/site-packages/trac/Timeline.py", line 140, in
 process_request
     filters)
 TypeError: argument to += must be iterable
 }}}

Comment:

 Duplicate of #2965.

-- 
Ticket URL: <http://trac.edgewall.org/ticket/3553#comment:1>
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