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Patrick, The new GEMPAK release 7.1.1 has the fix for this by increasing the maximum grid size. The grib2 tables have been updated to decode the 4km NAM and HRRR with this release. Enjoy, http://www.unidata.ucar.edu/downloads/gempak/index.jsp > > several months ago I submitted a report that while trying to plot 4knam 10 > meter winds via gdplot2 the following error is received via the latest gempak: > > “Program received signal SIGSEGV: Segmentation fault - invalid memory > reference.” > > has any progress been made on this issue? > > cheers, > > --patrick > > > > -- > ---------------------------------------- > Patrick L. Francis > Vice President of Research & Development > Media Logic Group > > http://www.medialogicgroup.com > http://www.hamweather.com > http://www.alertsbroadcaster.com > http://www.modelweather.com > > FB: http://www.facebook.com/wxprofessor > > ---- > Ticket Details =================== Ticket ID: UUV-874612 Department: Support GEMPAK Priority: Normal Status: Open