[LON-CAPA-users] Re: previous tries window hangs and/or fails to close

Jay Sullivan lon-capa-users@mail.lon-capa.org
Thu, 17 Jan 2008 15:23:52 -0500


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Hi Felicia,

I'm also using Windows XP and IE 7. The window opens fine (some times), but
then when I click the "Close Window" button it just freezes. The only way to
stop it is to terminate the browser process. There is no error message that
I see anywhere.

This does not happen when I use Firefox. Also this only happens on certain
problems (for example, the one I sent to you). It seems to be correlated to
whether jsmath is used in the problem: problems using jsmath show the buggy
behavior, those not using jsmath seem to behave normally. I'm not sure if it
is just coincidental but I've tried several different problems and all are
consistent with the jsmath/window bug I've described.

Best,
Jay


On Jan 16, 2008 10:34 AM, H.K. Ng <hkng@fsu.edu> wrote:

>  This morning one of my students experiences the same symptom. The
> system is using IE 7.... However, after clicking it a few times, the
> window stays open. I wonder if this is related to the new feature
>
> http://bugs.lon-capa.org/show_bug.cgi?id=5523
>
> which is only present from 2.5.9+.
>
> -hk
>
>
> Hi Jay,
>
> I'm having trouble replicating this on Windows XP with IE7 and the
> latest updates installed.  I do notice that a little javascript
> error
> icon flashes in the lower left-hand corner of the previous tries window
> for a moment.  A little icon for checking that the page contents
> doesn't
> contain any phishing sites also flashes for a moment in the window.
> I
> tried disabling/enabling this phishing checking and I do notice less of
> a pause, but the window still works in either case.
>
> Do you see a little error icon in your blank window?  If so, can you
> cut-and-paste the error contents and send them to me so I can create a
> bug report (or you can create a bug report).
>
> Felicia
>
>
> Jay Sullivan wrote:
> > Hi Felicia,
> >
> > Here is one of the problems: /res/asdk12/Alvord_Joe/IB-Math
> HL/Ch1 Basic
> > Algebraic Concepts and Applications/Ch 1-2 Workspace/Exponent
> > simplification B.problem
> >
> > The problem doesn't show up if using Firefox or for other
> problems (that
> > are not using jsmath).
> >
> > Thanks,
> > Jay
> >
> >
> > On Jan 10, 2008 11:41 AM, Felicia Berryman
> <felicia@lon-capa.org
> >
> <
> mailto:felicia@lon-capa.org <felicia@lon-capa.org>>> wrote:
> >
> >     Hi Jay,
> >
> >     Please share the URL of one of the
> problems so I can check this out and
> >     submit a bug report if necessary.
> >
> >     Thanks,
> >
> >     Felicia
> >
> >     Jay Sullivan wrote:
> >      > As a followup, I should point
> out that the problems that
> >     experience the
> >      > "buggy" behavior
> are most likely using the jsmath display feature (I
> >      > don't have access to the
> source code, so I can't confirm that with
> >      > absolute certainty).
> >      >
> >      > Also I can only reproduce the
> problem on Internet Explorer. Firefox
> >      > doesn't seem to be affected.
> >      >
> >      > Thanks,
> >      > J
> >      >
> >      > On Jan 10, 2008 10:11 AM, Jay
> Sullivan <jmsloncapa@gmail.com
> >
> <
> mailto:jmsloncapa@gmail.com <jmsloncapa@gmail.com>>
> >      >
> <
> mailto:jmsloncapa@gmail.com <jmsloncapa@gmail.com>
> <
> mailto:jmsloncapa@gmail.com <jmsloncapa@gmail.com>>>> wrote:
> >      >
> >      >     I am
> seeing a situation where the previous tries link
> >     intermittently
> >      >     fails
> to work properly. When you click on the link one of two
> >      >
> possibilities occurs:
> >      >
> >      >     1) A
> blank popup window is shown. The status text at the
> >     bottom left
> >      >     shows
> that it is being downloaded, but it never comes
> >     through. Some
> >      >     times
> it just loads a blank window and doesn't even report
> >     anything
> >      >     about
> the download.
> >      >
> >      >     OR
> >      >
> >      >     2)
> The page is loaded but then the "Close Window" button doesn't
> >      >     work.
> Clicking the "X" on the upper right of the window
> >     results in a
> >      >
> browser crash.
> >      >
> >      >
> What's annoying is that this buggy behavior only occurs for
> >     certain
> >      >
> problems. Other problems behave normally. The problems that
> >     seem to
> >      >     be
> affected were not written by me. However, all the problems
> >     are
> >      >     being
> imported into the educog server (bccc domain) either
> >     from VCU
> >      >     (my
> remote construction space) or other locations.
> >      >
> >      >     Has
> anyone else seen this problem?
> >      >
> >      >
> Thanks,
> >      >     Jay
> >      >
> >      >
> >
> >     --
> >     Felicia Berryman
> >     LON-CAPA Support Coordinator
> >     Michigan State University
> >     Phone:  (517)432-9866
> >     Technical Support Available at:
> >        http://www.loncapa.msu.edu - MSU
> Users
> >       http://www.help.lon-capa.org -
> General
> >
> _______________________________________________
> >     LON-CAPA-users mailing list
> >
> LON-CAPA-users@mail.lon-capa.org
> >
> <
> mailto:LON-CAPA-users@mail.lon-capa.org <LON-CAPA-users@mail.lon-capa.org>>
> >
> http://mail.lon-capa.org/mailman/listinfo/lon-capa-users
> >
> <
> http://mail.lon-capa.org/mailman/listinfo/lon-capa-users>
> >
> >
>
> --
> Felicia Berryman
> LON-CAPA Support Coordinator
> Michigan State University
> Phone:  (517)432-9866
> Technical Support Available at:
>    http://www.loncapa.msu.edu - MSU
> Users
>    http://www.help.lon-capa.org -
> General
>
>

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Hi Felicia,<br><br>I&#39;m also using Windows XP and IE 7. The window opens fine (some times), but then when I click the &quot;Close Window&quot; button it just freezes. The only way to stop it is to terminate the browser process. There is no error message that I see anywhere.
<br><br>This does not happen when I use Firefox. Also this only happens on certain problems (for example, the one I sent to you). It seems to be correlated to whether jsmath is used in the problem: problems using jsmath show the buggy behavior, those not using jsmath seem to behave normally. I&#39;m not sure if it is just coincidental but I&#39;ve tried several different problems and all are consistent with the jsmath/window bug I&#39;ve described.
<br><br>Best,<br>Jay<br><br><br><div class="gmail_quote">On Jan 16, 2008 10:34 AM, H.K. Ng &lt;<a href="mailto:hkng@fsu.edu">hkng@fsu.edu</a>&gt; wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">

<div>
<pre>This morning one of my students experiences the same symptom. The
system is using IE 7.... However, after clicking it a few times, the
window stays open. I wonder if this is related to the new feature

<a href="http://bugs.lon-capa.org/show_bug.cgi?id=5523" target="_blank">
http://bugs.lon-capa.org/show_bug.cgi?id=5523</a>

which is only present from 2.5.9+.

-hk


Hi Jay,

I&#39;m having trouble replicating this on Windows XP with IE7 and the 
latest updates installed.&nbsp; I do notice that a little javascript
error 
icon flashes in the lower left-hand corner of the previous tries window 
for a moment.&nbsp; A little icon for checking that the page contents
doesn&#39;t 
contain any phishing sites also flashes for a moment in the window.&nbsp;
I 
tried disabling/enabling this phishing checking and I do notice less of 
a pause, but the window still works in either case.

Do you see a little error icon in your blank window?&nbsp; If so, can you 
cut-and-paste the error contents and send them to me so I can create a 
bug report (or you can create a bug report).

Felicia


Jay Sullivan wrote:
&gt; Hi Felicia,
<div><div></div><div class="Wj3C7c">&gt; 
&gt; Here is one of the problems: /res/asdk12/Alvord_Joe/IB-Math
HL/Ch1 Basic 
&gt; Algebraic Concepts and Applications/Ch 1-2 Workspace/Exponent 
&gt; simplification B.problem
&gt; 
&gt; The problem doesn&#39;t show up if using Firefox or for other
problems (that 
&gt; are not using jsmath).
&gt; 
&gt; Thanks,
&gt; Jay
&gt; 
&gt; 
&gt; On Jan 10, 2008 11:41 AM, Felicia Berryman
&lt;<a href="mailto:felicia@lon-capa.org" target="_blank">felicia@lon-capa.org</a> 
&gt;
&lt;<a href="mailto:felicia@lon-capa.org" target="_blank">
mailto:felicia@lon-capa.org</a>&gt;&gt; wrote:
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Hi Jay,
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Please share the URL of one of the
problems so I can check this out and
&gt;&nbsp;&nbsp;&nbsp;&nbsp; submit a bug report if necessary.
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Thanks,
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Felicia
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Jay Sullivan wrote:
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; As a followup, I should point
out that the problems that
&gt;&nbsp;&nbsp;&nbsp;&nbsp; experience the
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; &quot;buggy&quot; behavior
are most likely using the jsmath display feature (I
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; don&#39;t have access to the
source code, so I can&#39;t confirm that with
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; absolute certainty).
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; Also I can only reproduce the
problem on Internet Explorer. Firefox
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; doesn&#39;t seem to be affected.
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; Thanks,
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; J
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt; On Jan 10, 2008 10:11 AM, Jay
Sullivan &lt;
<a href="mailto:jmsloncapa@gmail.com" target="_blank">jmsloncapa@gmail.com</a>
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
&lt;<a href="mailto:jmsloncapa@gmail.com" target="_blank">
mailto:jmsloncapa@gmail.com</a>&gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&lt;<a href="mailto:jmsloncapa@gmail.com" target="_blank">
mailto:jmsloncapa@gmail.com</a>
&lt;<a href="mailto:jmsloncapa@gmail.com" target="_blank">
mailto:jmsloncapa@gmail.com</a>&gt;&gt;&gt; wrote:
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; I am
seeing a situation where the previous tries link
&gt;&nbsp;&nbsp;&nbsp;&nbsp; intermittently
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; fails
to work properly. When you click on the link one of two
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp;
possibilities occurs:
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; 1) A
blank popup window is shown. The status text at the
&gt;&nbsp;&nbsp;&nbsp;&nbsp; bottom left
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; shows
that it is being downloaded, but it never comes
&gt;&nbsp;&nbsp;&nbsp;&nbsp; through. Some
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; times
it just loads a blank window and doesn&#39;t even report
&gt;&nbsp;&nbsp;&nbsp;&nbsp; anything
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; about
the download.
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; OR
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; 2)
The page is loaded but then the &quot;Close Window&quot; button doesn&#39;t
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; work.
Clicking the &quot;X&quot; on the upper right of the window
&gt;&nbsp;&nbsp;&nbsp;&nbsp; results in a
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp;
browser crash.
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp;
What&#39;s annoying is that this buggy behavior only occurs for
&gt;&nbsp;&nbsp;&nbsp;&nbsp; certain
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp;
problems. Other problems behave normally. The problems that
&gt;&nbsp;&nbsp;&nbsp;&nbsp; seem to
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; be
affected were not written by me. However, all the problems
&gt;&nbsp;&nbsp;&nbsp;&nbsp; are
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; being
imported into the educog server (bccc domain) either
&gt;&nbsp;&nbsp;&nbsp;&nbsp; from VCU
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; (my
remote construction space) or other locations.
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; Has
anyone else seen this problem?
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp;
Thanks,
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;&nbsp;&nbsp;&nbsp;&nbsp; Jay
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &gt;
&gt; 
&gt;&nbsp;&nbsp;&nbsp;&nbsp; --
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Felicia Berryman
&gt;&nbsp;&nbsp;&nbsp;&nbsp; LON-CAPA Support Coordinator
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Michigan State University
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Phone:&nbsp; (517)432-9866
&gt;&nbsp;&nbsp;&nbsp;&nbsp; Technical Support Available at:
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<a href="http://www.loncapa.msu.edu" target="_blank">http://www.loncapa.msu.edu</a> - MSU
Users
&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<a href="http://www.help.lon-capa.org" target="_blank">http://www.help.lon-capa.org</a> -
General
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
_______________________________________________
&gt;&nbsp;&nbsp;&nbsp;&nbsp; LON-CAPA-users mailing list
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
<a href="mailto:LON-CAPA-users@mail.lon-capa.org" target="_blank">
LON-CAPA-users@mail.lon-capa.org</a>
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
&lt;<a href="mailto:LON-CAPA-users@mail.lon-capa.org" target="_blank">
mailto:LON-CAPA-users@mail.lon-capa.org</a>&gt;
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
<a href="http://mail.lon-capa.org/mailman/listinfo/lon-capa-users" target="_blank">
http://mail.lon-capa.org/mailman/listinfo/lon-capa-users</a>
&gt;&nbsp;&nbsp;&nbsp;&nbsp;
&lt;<a href="http://mail.lon-capa.org/mailman/listinfo/lon-capa-users" target="_blank">
http://mail.lon-capa.org/mailman/listinfo/lon-capa-users</a>&gt;
&gt; 
&gt; 

-- 
Felicia Berryman
LON-CAPA Support Coordinator
Michigan State University
Phone:&nbsp; (517)432-9866
Technical Support Available at:
&nbsp;&nbsp;&nbsp;
<a href="http://www.loncapa.msu.edu" target="_blank">http://www.loncapa.msu.edu</a> - MSU
Users
&nbsp;&nbsp;&nbsp;
<a href="http://www.help.lon-capa.org" target="_blank">http://www.help.lon-capa.org</a> -
General</div></div></pre></div>

</blockquote></div><br>

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