[mapserver-users] Mapserver error debugging

Alan Boudreault aboudreault at mapgears.com
Thu Sep 24 10:38:04 EDT 2009


It is possible that FF was unable to display that image because it is too big 
for it. Try to download the image with a tool like "wget" and open the image 
with a image viewer and see if the image is correct or not.

Alan

On September 24, 2009 10:08:46 am Bob Basques wrote:
> David,
> 
> I'm getting FF browser error right now about the  MapServer CGI
> generated image being bad . . . .
> 
> The image "<Mapserver CGI link here>" cannot be displayed, because it
> contains errors.
> 
> All the google results talk about a SKYPE extention that causes this,
> but I don't have SKYPE installed on the machine at all.
> 
> Still pondering . . .
> 
> It looks like MapServer is sending the right headers and such for the
> Image types, I've tried both GIF and PNG, and the headers are reporting
> correctly.
> 
>  . . .
> 
> bobb
> 
> >>> "Fawcett, David" <David.Fawcett at state.mn.us> wrote:
> 
> Bob,
> 
> 
> A couple of years ago, I had FWTools, including MapServer running on a
> USB stick.
> 
> 
> You might want to take a look at Jo Cook’s Portable GIS:
> http://www.archaeogeek.com/blog/portable-gis/
> 
> 
> David.
> 
> 
> 
> 
> 
> From:
> 
> mapserver-users-bounces at lists.osgeo.org
> [mailto:mapserver-users-bounces at lists.osgeo.org] On Behalf Of Bob
> Basques
> Sent: Wednesday, September 23, 2009 4:22 PM
> To: mapserver-users at lists.osgeo.org
> Subject: [mapserver-users] Mapserver error debugging
> 
> 
> 
> All,
> 
> 
> 
> 
> So I'm trying to run MapServer from a thumb Drive, first off, is this
> possible?
> 
> 
> 
> 
> I'm on Windows XP, and get what looks like a Browser error:
> 
> 
> 
> 
> The image "<Mapserver URL here>" cannot be displayed, because it
> contains errors.
> 
> 
> 
> 
> I'm using the MS4W Mapserv Binary ( should I try another, if so which?),
> are there things I should look for related to MS4W?
> 
> 
> 
> 
> How do I go about trying to debug the problem?
> 
> 
> 
> 
> Thanks
> 
> 
> 
> 
> bobb
> 

-- 
Alan Boudreault
Mapgears
http://www.mapgears.com


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