[LON-CAPA-admin] Images not showing up in student view for some questions

[Mark Lucas]

I was about to say that, but he said that the instructors can view the image, 
which shouldn't be possible if it is published domain use only. That's what
confused me.

Mark

On Oct 17, 2013, at 9:08 PM, Raymond Batchelor wrote:

> Well, that particular image is not published system wide, because it does not appear on this side of the continent.
> :-)
> Perhaps the author (s2bdedmo:vcu) did not allow Sytemwide Copyright/Diustribution or did not yet publish it.  Better try to contact them.
> 
> 
> 
> 
> ----- Original Message -----
> From: "Michael Dugdale" <michael.dugdale at johnabbott.qc.ca>
> To: "list about administration and system updating" <lon-capa-admin at mail.lon-capa.org>
> Sent: Thursday, 17 October, 2013 17:52:40
> Subject: [LON-CAPA-admin] Images not showing up in student view for some	questions
> 
> 
> Hi, 
> 
> 
> Looking for some help here. A chemistry teacher has reported a number of cases where the images associated with a problem don't show up for students. It loads fine for course coordinators. It's just the images that are included in the problem that are not showing up; the rest of the problem loads fine. 
> 
> 
> Trying to open just the image in a new tab (as student) gives the following error: 
> 
> 
> ----------------------------- 
> LON-CAPA Access Control 
> 
> 
> Access : Browse resources 
> Resource: /res/vcu/s2bdedmo/SOL05_HS_Chemistry/images/SOLHS05_Chemistry_19_MixingSolutionsTable.JPG 
> Action : Access Denied 
> Sorry ... 
> This action is currently not authorized. 
> ------------------------------ 
> 
> 
> I've looked in the file system, and the files are there, owner/group are www:www with permissions -rw-r--r-- 
> 
> 
> As far as Apache logs go, I see many remarks of the form: 
> 
> 
> [Thu Oct 17 20:23:36 2013] [error] access to /res/vcu/s2bdedmo/SOL05_HS_Chemistry/images/SOLHS05_Chemistry_19_MixingSolutionsTable.JPG failed for 74.57.249.17, reason: Access Denied for michaeldugdale domain johnabbott access bre 
> 
> 
> Trying to get a sense of what's going on, I checked the problem file on the server's file system and it does, indeed have the line 
> <allow src="/res/vcu/s2bdedmo/SOL05_HS_Chemistry/images/SOLHS05_Chemistry_19_MixingSolutionsTable.JPG"/ > 
> 
> 
> And I've double-checked that SELINUX is disabled... 
> 
> 
> I'm fresh out of ideas about where to look next. Does anyone have any thoughts on where I should look? 
> 
> 
> Thanks in advance, 
> 
> 
> Michael Dugdale 
> 
> 
> 
> 
> 
> Michael Dugdale 
> Co-chair (Scheduling) 
> Department of Physics 
> John Abbott College 
> 21,275 Lakeshore Road 
> Ste. Anne de Bellevue, Québec 
> H9X 3L9, Canada 
> (514) 457-6610 Ext. 5888 
> michael.dugdale at johnabbott.qc.ca 
> 
> 
> 
> 
> 
> 
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> 
> -- 
> Raymond J. Batchelor, PhD.
> Department of Chemistry
> Simon Fraser University
> 
> Phone: 778-782-5635
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-- 
Mark Lucas 								email: lucasm at ohiou.edu
252D Clippinger Lab						phone: (740)597-2984
Department of Physics and Astronomy		fax: (740)593-0433
Ohio University
Athens, OH 45701