WMS UTM vs Lat/Long problem crashes mapserver
Brendan Walashek
brendwal2004 at YAHOO.CA
Wed Oct 13 16:25:21 PDT 2004
My Lat/Long WMS Mapserver file works fine when added as a WMS layer in a
GIS program (MapInfo or ArcMap) , my exact same with UTM mapfile and UTM
shapefile hangs/times out when added as a WMS layer to MapInfo or ArcMap.
The 2 shapefilea are in the appropriate projections. What is wrong???
Why Why Why?!??!?!
I've tried SO many things...played around with extents, copied the epsg
file all over the server....I'm stumped. It must be something simple. I
really appreciate anyone's help.
I get the following error in my Apache error logfile: Premature end of
script headers: mapserv.exe
Details:
I have 2 shapefiles and 2 .map files. One is in Lat/long (EPSG:4326), the
other is in UTM NAD83 Zone10 (EPSG:26910).
So I have the following:
http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_UTM.map&
http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_LL.map&
I add the Test_LL version in ArcMap or MapInfo as the URL, and it works
fine.
I try the Test_UTM and it doesn't add the layer.
A GetCapabilities Request works for both.
And I can manually type in a long URL string such as a GetMap request for
both UTM and LL versions in a webbrowser and it also works fine eg.
http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_UTM.map&request=getmap&version
=1.1.1&format=image/png&layers=Land_UTM
Here is the mapfile for both:
DOES WORK (Lat/Long) filename is Test_LL.map:
MAP
NAME Test_LL
SIZE 600 400
STATUS ON
PROJECTION
"init=epsg:4326"
END
OUTPUTFORMAT
NAME png
DRIVER "GD/PNG"
MIMETYPE "image/png"
IMAGEMODE RGB
EXTENSION "png"
END
# [minx_left] [miny_bottom] [maxx_right] [maxy_top]
EXTENT -123.201046 49.109843 -122.920768 49.203412
# Start of web interface definition
WEB
IMAGEPATH "c:/progra~1/apache~1/apache2/htdocs/temp/"
IMAGEURL "/temp/"
METADATA
"wms_title" "Testbox_VanLand_LL"
"wms_abstract" "Testbox_VanLand_LL"
"wms_keywordlist" "ortho,orthophoto,airphoto,gis,vancouver"
"wms_onlineresource" "http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_LL.map&"
"wms_srs" "EPSG:4326"
END
END
# start of layer definitions
LAYER
NAME Land_LL
TYPE POLYGON
STATUS ON
DATA "C:\Program Files\Apache Group\Apache2\htdocs\test\VanLand_LL"
PROJECTION
"init=epsg:4326"
END
METADATA
"wms_title" "Land_LL"
"wms_abstract" "Land"
"wms_srs" "EPSG:4326"
"wms_name" "Land_LL"
"wms_onlineresource" "http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_LL.map&"
END
CLASS
NAME "Land"
COLOR 0 100 255
END
END
END
****************************************************
The following UTM version DOES NOT WORK - filename Test_UTM.map:
****************************************************
MAP
NAME Test_UTM
SIZE 600 400
STATUS ON
PROJECTION
"init=epsg:26910"
END
OUTPUTFORMAT
NAME png
DRIVER "GD/PNG"
MIMETYPE "image/png"
IMAGEMODE RGB
EXTENSION "png"
END
# [minx_left] [miny_bottom] [maxx_right] [maxy_top]
EXTENT 485332.481821 5439674.749936 505772.503299 5450070.263959
WEB
IMAGEPATH "c:/progra~1/apache~1/apache2/htdocs/temp/"
IMAGEURL "/temp/"
METADATA
"wms_title" "Testbox_VanLand_UTM"
"wms_abstract" "Testbox_VanLand_UTM"
"wms_keywordlist" "ortho,orthophoto,airphoto,gis,vancouver"
"wms_onlineresource" "http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_UTM.map&"
"wms_srs" "EPSG:26910"
END
END
# start of layer definitions
LAYER
NAME Land_UTM
PROJECTION
"init=epsg:26910"
END
TYPE POLYGON
STATUS ON
DATA "C:\Program Files\Apache Group\Apache2\htdocs\test\VanLand_UTM"
METADATA
"wms_title" "Land_UTM"
"wms_abstract" "Land"
"wms_srs" "EPSG:26910"
"wms_name" "Land_UTM"
"wms_onlineresource" "http://209.139.230.212/cgi-bin/mapserv.exe?
map=c:/progra~1/apache~1/apache2/htdocs/Test_UTM.map&"
END
CLASS
NAME "Land"
COLOR 100 100 255
END
END
END
Thanks so much for any help....I'm stumped! :-(
___________________
Brendan Walashek
GIS / Mapping / Custom Applications
McElhanney Consulting Services
Vancouver Office
(604) 683-8521 ext.278
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