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Hi Ian, > Description of problem: Creating display: Value Plots > unable to create new native thread > > ****************** > Stack trace: > java.lang.OutOfMemoryError: unable to create new native thread It looks like you ran out of memory. Are you running with the default 512M? If so, you can change it: http://www.unidata.ucar.edu/software/idv/docs/userguide/Faq.html#memory Also, there are a number of things you can do to use less memory: http://www.unidata.ucar.edu/software/idv/docs/userguide/misc/PerformanceTuning.html Or perhaps thre is a memory leak. Were you running and doing things for a long time? -jeff Ticket Details =================== Ticket ID: LCG-240451 Department: Support IDV Priority: Normal Status: Open