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NOTICE: This version of the NSF Unidata web site (archive.unidata.ucar.edu) is no longer being updated.
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Greetings Brad! Is there any way you could share the netCDF file you are working with? Thanks! Sean On Sun, Oct 8, 2017 at 9:37 AM, ???? AF2 <freecube@xxxxxxxxxxx> wrote: > Dear All > > Can anyone help me with trying to get a WCS 1.0.0 GetCoverage request to work > with THREDDS? > > I'm using THREDDS 4.6.9 and ESGF-5.0.1 get expected XML responses when I > attempt > WCS GetCapabilities and DescribeCoverage requests. > However, when I attempt a GetCoverage request, with format equal to GeoTIFF or > NetCDF3, I get a "This web page is not available ERR_INVALID_RESPONSE" > error and Http error code 400. > > > The form of the WCS requests I'm attempting are as follows: > > http://localhost:15333/thredds/wcs/Taiwan/Floods/Mitigation/Taipei_79mm.nc?service=WCS&version=1.0.0&request=GetCoverage&coverage=depth_below_surface_simulated&format=GeoTIFF&time=2017-08-11T15:00:00Z > > > I have used ToolsUI 4.6.10 to check that the dummy netCDF file is OK and > I can successfully display the gridded data in a netCDF file using the > FeatureTypes | Grid tab. I can also display the dummy netCDF file in the > Godiva2 & Godiva3 viewer in the VM THREDDS instance. > > > The metadata header of the dummy netCDF file is as follows: > > netcdf D:/WaitForWork/Taipei_79mm.nc { > dimensions: > time = 1; > analysis_time = 1; > y = 2205; > x = 1633; > variables: > double z(y=2205, x=1633); > :long_name = "height above mean sea level"; > :units = "meters"; > :axis = "Z"; > :positive = "up"; > :_FillValue = 9.96921E36; // double > > int crs; > :long_name = "coordinate reference system"; > :grid_mapping_name = "latitude_longitude"; > :longitude_of_prime_meridian = 0.0; // double > :semi_major_axis = 6378137.0; // double > :inverse_flattening = 298.257223563; // double > :crs_wkt = "GEOGCS[\"WGS 84\",\nDATUM[\"WGS_1984\",SPHEROID[\"WGS > 84\",6378137,298.257223563,AUTHORITY[\"EPSG\",\"7030\"]], > AUTHORITY[\"EPSG\",\"6326\"]],\nPRIMEM[\"Greenwich\",0, > AUTHORITY[\"EPSG\",\"8901\"]],\nUNIT[\"degree\",0. > 01745329251994328,AUTHORITY[\"EPSG\",\"9122\"]],\nAUTHORITY[ > \"EPSG\",\"4326\"]]"; > :proj4_params = "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs"; > :epsg_code = "EPSG:4326"; > :_CoordinateTransformType = "Projection"; > :_CoordinateAxisTypes = "GeoX GeoY"; > > float depth_below_surface_simulated(time=1, y=2205, x=1633); > :long_name = "depth_below_surface_simulated"; > :units = "m"; > :_FillValue = -999.0f; // float > :coordinates = "analysis_time"; > :grid_mapping = "crs"; > > double time(time=1); > :standard_name = "time"; > :long_name = "time"; > :units = "minutes since 1970-01-01 08:00:00.0 +0800"; > :axis = "T"; > :calendar = "gregorian"; > :_CoordinateAxisType = "Time"; > > double analysis_time(analysis_time=1); > :standard_name = "forecast_reference_time"; > :long_name = "forecast_reference_time"; > :units = "minutes since 1970-01-01 08:00:00.0 +0800"; > :_CoordinateAxisType = "RunTime"; > > double y(y=2205); > :standard_name = "latitude"; > :long_name = "y coordinate according to WGS 1984"; > :units = "degrees_north"; > :axis = "Y"; > :_FillValue = 9.96921E36; // double > :_CoordinateAxisType = "Lat"; > > double x(x=1633); > :standard_name = "longitude"; > :long_name = "x coordinate according to WGS 1984"; > :units = "degrees_east"; > :axis = "X"; > :_FillValue = 9.96921E36; // double > :_CoordinateAxisType = "Lon"; > > // global attributes: > :Conventions = "CF-1.6,UGRID-0.9"; > :title = "Data"; > :Metadata_Conventions = "Unidata Dataset Discovery v1.0"; > :date_created = "2017-09-07 13:44:47 GMT+8"; > :_CoordSysBuilder = "ucar.nc2.dataset.conv.CF1Convention"; > } > > and Thredds threddsServlet.log Message is as follows: > > 2017-10-08T23:00:39.837 +0800 [ 1219535][ 29] INFO - threddsServlet - > Remote host: 0:0:0:0:0:0:0:1 - Request: "GET > /thredds/wcs/Taiwan/Floods/Mitigation/Taipei_79mm.nc?service=WCS&version=1.0.0&request=GetCoverage&coverage=depth_below_surface_simulated&format=GeoTIFF&time=2017-08-11T16:00:00Z > HTTP/1.1" > 2017-10-08T23:00:39.858 +0800 [ 1219556][ 29] ERROR - > thredds.server.wcs.WcsHandler - Unknown problem. > java.lang.ArrayIndexOutOfBoundsException: -1 > at > ucar.nc2.ft2.coverage.adapter.DtCoverage.readDataSection(DtCoverage.java:579) > ~[cdm-ESGF-5.0.1.jar:ESGF-5.0.1] > at > ucar.nc2.ft2.coverage.adapter.DtCoverageAdapter.readData(DtCoverageAdapter.java:404) > ~[cdm-ESGF-5.0.1.jar:ESGF-5.0.1] > at ucar.nc2.ft2.coverage.Coverage.readData(Coverage.java:190) > ~[cdm-ESGF-5.0.1.jar:ESGF-5.0.1] > at > thredds.server.wcs.v1_0_0_1.WcsCoverage.writeCoverageDataToFile(WcsCoverage.java:201) > ~[classes/:ESGF-5.0.1] > at > thredds.server.wcs.v1_0_0_1.GetCoverage.writeCoverageDataToFile(GetCoverage.java:155) > ~[classes/:ESGF-5.0.1] > at thredds.server.wcs.WcsHandler.handleKVP(WcsHandler.java:110) > [classes/:ESGF-5.0.1] > at thredds.server.wcs.WCSController.doGet(WCSController.java:134) > [classes/:ESGF-5.0.1] > at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source) ~[?:?] > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > ~[?:1.8.0_112] > at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_112] > at > org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205) > [spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133) > [spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at > org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861) > [spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] > at javax.servlet.http.HttpServlet.service(HttpServlet.java:635) > [servlet-api.jar:?] > > > Can anyone shed any light on what I might be doing wrong and why I > can't get a GetCoverage WCS request to work? > > Many thanks, best wishes, Brad. > > > > > > _______________________________________________ > NOTE: All exchanges posted to Unidata maintained email lists are > recorded in the Unidata inquiry tracking system and made publicly > available through the web. Users who post to any of the lists we > maintain are reminded to remove any personal information that they > do not want to be made public. > > > thredds mailing list > thredds@xxxxxxxxxxxxxxxx > For list information or to unsubscribe, visit: > http://www.unidata.ucar.edu/mailing_lists/ >
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