Unable to create thumbnail for content

 Hi everybody,

I tested the generation of thumbnail for content from UCM server and IBR server and I got these following exceptions:

UCM server

!csGenerateThumbnailProcessErr,CONTENT ID,236,!$stack trace

!$stack trace

at intradoc.refinery.convert.GenerateThumbnailFilter.doThumbnail(GenerateThumbnailFilter.java:290)

at intradoc.refinery.convert.GenerateThumbnailFilter.doFilter(GenerateThumbnailFilter.java:105)

at intradoc.shared.PluginFilters.filterWithAction(PluginFilters.java:114)

at intradoc.shared.PluginFilters.filter(PluginFilters.java:68)

at intradoc.server.Service.executeFilter(Service.java:4094)

at intradoc.server.WebViewableConverterOutput.postProcessWebFileCreation(WebViewableConverterOutput.java:884)

at intradoc.server.WebViewableConverterOutput.copyWebFile(WebViewableConverterOutput.java:794)

at intradoc.server.WebViewableConverterOutput.doConversion(WebViewableConverterOutput.java:307)

at intradoc.server.DocServiceHandler.processDocConversion(DocServiceHandler.java:4115)

at intradoc.server.DocServiceHandler.processDocConversion(DocServiceHandler.java:3929)