wms raster rquest crash!
Haiyan Liu
hliu at JDBARNES.COM
Wed Sep 15 10:59:59 PDT 2004
Hi Frank and Ed, thank you for your responses.
We are currently using GDAL 1.1.9.0, released 2003/06/27.
Up till I posted this problem, our Admin has helped us try all the
latest gdal versions in no vail. We do have successfully set up the the
same wms on the same box and another box before. But since we recompiled
everying of mapserver from the latest releases, we encountered the
current problem. And now even we tried switching back to some earlier
releases, it was still not working(well, it really should).
Not sure whether or not data could be causing this the problem because
we used the same data before. Here is the file anyways.
www.firstbasesolutions.com/tmp_download
Sincerely,
Haiyan
On Wed, 2004-09-15 at 10:15, Frank Warmerdam wrote:
> Haiyan Liu wrote:
> >>From this list, we noticed some postings on this problem. As some folks
> > suggested that SegFault problem could be traced to mapserver's shp2img, so
> > we tried shp2img and did get that segfault crash. When we tried using gdb to
> > 'debug' the shp2img util with the same mapfile, we found it crashed on
> > tif_read, here is the message before it died,
> >
> > ##########################################################################
> > (gdb) run -m /var/www/html/zoom2it_mapserver/map_file/test_wms.map
> > Starting program: /root/build/mapserver-4.0.1/shp2img
> > -m/var/www/html/zoom2it_mapserver/map_file/test_wms.map
> > (no debugging symbols found)...
> > (no debugging symbols found)...
> > (no debugging symbols found)...
> > (no debugging symbols found)...
> > (no debugging symbols found)...[Thread debugging using libthread_dbenabled]
> > [New Thread -1084655424 (LWP 5180)]
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to Thread -1084655424 (LWP 5180)]0x00a036ad in TIFFFillStrip
> > (tif=0x8863628, strip=1) at tif_read.c:252252
> > bytecount = td->td_stripbytecount[strip];
> > ##########################################################################
> >
> > I hope i have explained my problem clearly. Any help/hint will be greatly
> > appreciated! By the way, almost all mapserver versions above 4.0.1 have been
> > triedwith the same configs as below and failed exactly the same way.
>
> Haiyan,
>
> When reporting crashes within gdb it is also helpful to do a "where" command
> so we can see the whole call stack.
>
> This seems like it might be a bug in GDAL. I would encourage you to report
> it in the MapServer Bugzilla and ensure it is assigned to me. You will need
> to provide a dataset (ideally a smallish raster file that also demonstrates
> the problem). Also, ensure you provide details on the version of GDAL you
> are using.
>
> Best regards,
--
First Base Solutions Inc.
145 Renfrew Drive
Suite 160
Markham ON L3R 9R6
T. 905.477.3600
F. 905.477.3882
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