You need a proxy for requesting WFS-Servers. 
http://trac.osgeo.org/openlayers/wiki/FrequentlyAskedQuestions

regards 
Tino

----- Original Nachricht ----
Von:     Mustafa646 <[email protected]>
An:      [email protected]
Datum:   03.03.2011 10:41
Betreff: [OpenLayers-Users] WMS Layer Displayed but WFS not ?

> I want to display shapefile layer over google map. Below is the code for
> displaying both WMS and WFS
> 
> 1.  var wmslayer = new OpenLayers.Layer.WMS("buildings1",
> "http://localhost:8080/geoserver/wms";, { 'layers': 'topp:buildings',
> 'format': 'image/png', 'transparent': 'true' }, {'opacity':
> 1.0,'isBaseLayer': false, 'visibility': true });
> 
> 2.  wfs = new OpenLayers.Layer.Vector("buildings2", {
>                 strategies: [new OpenLayers.Strategy.BBOX()],
>                 protocol: new OpenLayers.Protocol.WFS({
>                     url: "http://localhost:8080/geoserver/wfs";,
>                     featureType: "buildings",
>                     featureNS: "http://www.openplans.org/topp";,
>                     srsName: "EPSG:900913",
>                     version: "1.1.0",
>                     isBaseLayer: false,
>                     visibility:true
>                 })
>             });
> 
> WMS layer successfully displayed over Google Map, but WFS not. Can anybody
> explain whats wrong with WFS layer or above code?. I have publish the
> exactly same shapefile (buildings) under topp workspace in Geoserver. 
> 
> I could not understand, what is wrong ? need reply immediately!
> 
> best regards
> 
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