Hi Christian,
can you share the full stack trace so we can know a bit more about the
potential cause of the issue?
If the error doesn't provide useful information we will probably ask you if
you can share somehow a sample data replicating the issue.

Please, let us know.
Best Regards,
Daniele


2012/3/21 Christian Höhener <christian.hoehe...@gmail.com>

> Hi
>
> I have a layer which results of a cascading wms (from another wms). I
> works perfectly with openlayers map, but if I try it with QGIS or other
> tools, I become an error "java.lang.RuntimeException: - Unable to render
> RenderedOp for this operation..."
> I've put some logs from geoserver down here: (the list with java is much
> longer)
>
> What could be wrong for that.
>
> Thanks a lot!
>
> Regards,
> Christian
>
>
> ---------------
>
> 2012-03-21 16:15:08,658 INFO [geoserver.wms] -
> Request: getMap
>     Filters = null
>     Tiled = false
>     Palette = null
>     SRS = urn:x-ogc:def:crs:EPSG:21781
>     Legend = false
>     Styles = [StyleImpl[ name=Default Styler]]
>     Layers = [org.geoserver.wms.MapLayerInfo@aa28fe6b]
>     MaxFeatures = null
>     Bbox = ReferencedEnvelope[663932.853426 : 741501.047601, 155637.840613
> : 233206.034789]
>     RemoteOwsType = null
>     RemoteOwsURL = null
>     Env = {}
>     FormatOptions = {}
>     Angle = 0.0
>     CQLFilter = null
>     Elevation = NaN
>     FeatureId = null
>     Sld = null
>     SldBody = null
>     StartIndex = null
>     ViewParams = null
>     FeatureVersion = null
>     Crs = PROJCS["CH1903 / LV03",
>   GEOGCS["CH1903",
>     DATUM["CH1903",
>       SPHEROID["Bessel 1841", 6377397.155, 299.1528128,
> AUTHORITY["EPSG","7004"]],
>       TOWGS84[674.4, 15.1, 405.3, 0.0, 0.0, 0.0, 0.0],
>       AUTHORITY["EPSG","6149"]],
>     PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]],
>     UNIT["degree", 0.017453292519943295],
>     AXIS["Geodetic latitude", NORTH],
>     AXIS["Geodetic longitude", EAST],
>     AUTHORITY["EPSG","4149"]],
>   PROJECTION["Hotine_Oblique_Mercator", AUTHORITY["EPSG","9815"]],
>   PARAMETER["longitude_of_center", 7.439583333333333],
>   PARAMETER["latitude_of_center", 46.952405555555565],
>   PARAMETER["azimuth", 90.0],
>   PARAMETER["scale_factor", 1.0],
>   PARAMETER["false_easting", 600000.0],
>   PARAMETER["false_northing", 200000.0],
>   PARAMETER["rectified_grid_angle", 90.0],
>   UNIT["m", 1.0],
>   AXIS["Easting", EAST],
>   AXIS["Northing", NORTH],
>   AUTHORITY["EPSG","21781"]]
>     BgColor = java.awt.Color[r=255,g=255,b=255]
>     Transparent = true
>     ValidateSchema = false
>     SldVersion = null
>     TilesOrigin = null
>     Exceptions = SE_XML
>     KMScore = 40
>     KMattr = true
>     Height = 32
>     Width = 32
>     Filter = null
>     Time = null
>     Format = image/png
>     Buffer = 0
>     Request = GetMap
>     RawKvp =
> {BBOX=663932.853426,155637.840613,741501.047601,233206.034789,
> CRS=EPSG:21781, TRANSPARENT=TRUE, VERSION=1.3.0, FORMAT=image/png,
> SERVICE=WMS, HEIGHT=32, REQUEST=GetMap, LAYERS=KTSZ:Grundwasservorkommen,
> STYLES=, WIDTH=32}
>     Get = true
>     BaseUrl = http://localhost:8080/geoserver/
>     RequestCharset = UTF-8
>     Version = 1.3.0
> 2012-03-21 16:15:08,752 ERROR [geoserver.ows] -
> java.lang.RuntimeException: - Unable to render RenderedOp for this
> operation.
>     at javax.media.jai.RenderedOp.createInstance(RenderedOp.java:826)
>     at javax.media.jai.RenderedOp.createRendering(RenderedOp.java:866)
>     at javax.media.jai.RenderedOp.getSampleModel(RenderedOp.java:2232)
>     at
> org.geoserver.wms.map.PNGMapResponse.formatImageOutputStream(PNGMapResponse.java:100)
>
>
>
>
>
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>


-- 
-------------------------------------------------------
Ing. Daniele Romagnoli
GeoSolutions S.A.S.
Software Engineer

Via Poggio alle Viti 1187
55054  Massarosa (LU)
Italy

phone: +39 0584 962313
fax:      +39 0584 962313

http://www.geo-solutions.it
http://geo-solutions.blogspot.com/
http://www.youtube.com/user/GeoSolutionsIT
http://it.linkedin.com/in/danieleromagnoli


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