I think I may have found my answer in the following KB article: 251219, which
Information Services (IIS). The size of these image maps is restricted to 128
KB. IIS enforces this size limit on all files that have a file name extension
of .map before it loads the files.
"David Wang [Msft]" wrote:
> Sounds like something else on your server is blocking .map extension from
> downloading. My test .map resources are downloading just fine on IIS5.
>
> Do you have an application mapping for .map defined for that URL namespace
> and do you have at least "Scripts" execute permissions enabled?
>
> Do you have any other ISAPI (Filter or Extension) that could be rejecting
> ..map requests for their own arbitrary reasons?
>
> --
> //David
> IIS
>
http://blogs.msdn.com/David.Wang > This posting is provided "AS IS" with no warranties, and confers no rights.
> //
> "msdn_user" <msdnuser@discussions.microsoft.com> wrote in message
> news:CA60776F-D3B1-48D2-9425-CC32D49F61AB@microsoft.com...
> The log files showed the following message,
>
> #Software: Microsoft Internet Information Services 5.0
> #Version: 1.0
> #Date: 2005-07-01 17:43:24
> #Fields: date time c-ip cs-username s-sitename s-computername s-ip s-port
> cs-method cs-uri-stem cs-uri-query sc-status sc-win32-status sc-bytes
> cs-bytes time-taken cs-version cs-host cs(User-Agent)
> 2005-07-01 17:43:24 129.xxx.xxx.xx - W3SVC1 MYSERVER 129.xxx.xxx.xx 80 GET
> /my.map - 500 50 0 81 16 HTTP/1.1 MYSERVER MyApp/1.0
>
> when I looked up the code returned for sc-win32-status - the error message
> was 'The request is not supported'.
>
> Not sure why the server would not support the request.
> --
> msdn_user
>
>
> "Jeff Cochran" wrote:
>
> > On Thu, 30 Jun 2005 09:33:02 -0700, msdn_user
> > <msdnuser@discussions.microsoft.com> wrote:
> >
> > >Does any one know if IIS 5.0, blocks http file download of files with
> certain
> > >extensions such as ".map" (perhaps security reasons) . I am trying to
> write
> > >an application (mfc http inet calls) that needs to download binary files
> with
> > >a .map extention (a proprietary binary) from a IIS 5.0 server. If the
> file
> > >name is changed to say .map.1, the code works. Thought it was a MIME
> issue
> > >and have checked client GET headers etc. Also, have looked at IIS server
> but
> > >couldn't find anything. I get an HTTP server 500 error when the download
> > >fails, not much to go on. Any thoughts anyone?
> >
> > Start here:
> >
> > Why do I get a 500 Internal Server error for all ASP errors?
> >
http://www.aspfaq.com/show.asp?id=2109 > >
> > URLScan would possibly do this. Check the logfiles and see what's
> > happening. Create a mime type for the .MAP extension.
> >
> > Jeff
> >
>
>