NullpointerException in DefaultRasterLegendProducer.mergeLegends
----------------------------------------------------------------

                 Key: GEOS-4212
                 URL: http://jira.codehaus.org/browse/GEOS-4212
             Project: GeoServer
          Issue Type: Bug
          Components: WMS
    Affects Versions: 2.1-beta1
         Environment: Linux OpenSuse, Java 1.6.0
            Reporter: Gerhard Hofmann
            Assignee: Andrea Aime
            Priority: Minor
         Attachments: population_centroid.sld

Hi,

when I change the style of the layer "topp:states" (default style is 
population) to the attached style, the following exception shows up after 
opening the layer in the admin console  and clicking at the "Puplishing" tab:

2010-11-07 08:38:41,133 ERROR [geoserver.ows] - 
java.lang.NullPointerException
        at 
org.vfny.geoserver.wms.responses.DefaultRasterLegendProducer.mergeLegends(DefaultRasterLegendProducer.java:311)
        at 
org.vfny.geoserver.wms.responses.DefaultRasterLegendProducer.produceLegendGraphic(DefaultRasterLegendProducer.java:239)
        at 
org.vfny.geoserver.wms.responses.GetLegendGraphicResponse.execute(GetLegendGraphicResponse.java:81)
        at 
org.geoserver.ows.adapters.ResponseAdapter.getMimeType(ResponseAdapter.java:49)
        at org.geoserver.ows.Dispatcher.response(Dispatcher.java:761)
        at 
org.geoserver.ows.Dispatcher.handleRequestInternal(Dispatcher.java:233)
        at 
org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
        at 
org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)
        at 
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875)
        at 
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)
...

Regards
Gerhard
  

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