Yeah I have the same Projection in my map file.

PROJECTION
  "proj=longlat"
  "ellps=WGS84"
  "datum=WGS84"
  "no_defs"
END

Thanks for the response. It's pretty fustrating there must be another simple method to call the layer

On 6 Oct 2009, at 13:37, Daniel Walton <[email protected]> wrote:

I have this same problem, only I am using a Silverlight client to view the layers. I can view layers only by setting their status to DEFAULT. Whenever I request a layer whose status is ON, I get the response:

Invalid CRS given : CRS must be valid for all requested layers.

The CRS query string I passed is:

&CRS=EPSG:4326

The projection in my mapfile both for the whole map and individual layers is:

PROJECTION
  "proj=longlat"
  "ellps=WGS84"
  "datum=WGS84"
  "no_defs"
END

It looks like the problem is in referencing the EPSG file, and I have tried every method I know to reference it:
setting CONFIG "PROJ_LIB" "C:/ms4w/proj/nad/" at the top of my mapfile
adding the line SetEnv PROJ_LIB "c:/ms4w/proj/nad/" to Apache's httpd.conf file
doing 1 and 2 but omitting the leading "c:"
Further confirmation that this is the problem is that I tried to set the map's projection in MapScript using the line

mapObj.setProjection("init=epsg:4326");

and received the PROJ4 error:

msProcessProjection(): Projection library error. No such file or directory

Any ideas out there?

Dan Walton
[email protected]


On Mon, Oct 5, 2009 at 8:49 AM, <[email protected]> wrote:
Thanks for the response. I am using openlayers and my map does not appear unless layer is STATUS DEFAULT.

I call layer as follows

layer1 = new OpenLayers.Layer.WMS("OpenLayers WMS",
"http://localhost/cgi-bin/mapserv.exe?";, { layers: "testlayer", map: '/ms4w/.../data/tr00.map', gutter: 15, minZoomLevel: 1, maxZoomLevel: 10, units:'meters' });

 map.addLayer(layer1);

I only view pink tiles when STATUS ON?

Thanks

On 5 Oct 2009, at 14:40, "Fawcett, David" <[email protected]> wrote:

You don’t. That is how you tell MapServer that you want to view a particular layer that doesn’t have a status of default.



In many cases, if you are viewing your map using a client like OpenLayers, the client does this for you.



David.



From: [email protected] [mailto:mapserver- [email protected]] On Behalf Of [email protected]
Sent: Monday, October 05, 2009 8:31 AM
To: [email protected]
Subject: [mapserver-users] Call layer



Hi,




If the status of my layer is set to ON how do I call the layer without adding '&layer=[layername]' on the end of the URL?




I am viewing the map via localhost/cgi-bin/mapserv.exe?



Cheers for any help


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