what are the exact urls called by geowebcache? (from your apache logs) I'd suspect a typo in your wms definition, given the stray "?" in your error message. eg:
http://server/cgi/mapserv/map=path/to/map instead of http://server/cgi/mapserv?map=path/to/map regards, thomas On Wed, Dec 17, 2008 at 15:32, John Westwood <john.westw...@port.ac.uk> wrote: > Hi, > > I am having some problems trying to get GeoWebCache working with MapServer. I > currently have a fully functional MapServer / TileCache / OpenLayers system > setup on the server. MapServer is functioning as a WMS server. > > With a GeoWebCache layer I receive pink tiles, right clicking and viewing the > image tile reports the following type of GeoWevCache error: > > 400: Empty metatile, error message: MimeType mismatch, expected image/png but > got text/html > > I believe this means that GeoWebCache received a text response from MapServer > instead of an image response. The previous error also came with a MapServer > url. Hitting that url brings back the following MapServer error: > > msEvalRegex(): Regular expression error. String > (/data/map-files/gbhgis.map?exceptions=application/vnd.ogc.se_inimage) failed > expression test > > I tried stripping down my map file to just a single layer but that did not > help. I also tried using the shp2img command with my full map file: > > shp2img -m /data/map-files/gbhgis.map -o test.png -map_debug 3 > > The following debug information was output and the resulting png was blank / > transparent: > > msDrawMap(): Drawing Label Cache, 0.000s > msDrawMap() total time: 0.001s > msSaveImage() total time: 0.031s > > There are many layers in my map file, yet nothing much happened with shp2img. > Something seems a bit fishy. But everything works alright with Tilecache or > with MapServer on its own with no caching. I'm confused. > > Does anybody have any ideas? Perhaps I could look at and compare the > TileCache and GeoWebCache requests in the server log? However, it seems that > there may be something more fundamentally wrong if shp2img returns northing. > > Regards, > > John Westwood > Great Britain Historical GIS Project > > > _______________________________________________ > mapserver-users mailing list > mapserver-users@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/mapserver-users > _______________________________________________ mapserver-users mailing list mapserver-users@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/mapserver-users
