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Hi Tijn, Just in time for Easter I finally got to this question. Sorry, it slipped way down in our support list. I got this working now and it will be in tomorrow's nightly build. -Jeff > i was trying to run some of the map functions you build somewhere last > year to subset a field based on a polygon in a ESRI shapfile. I tried > all of them, but they fail with a catsexception UnionSet cannot be cast > to visad.2dGridded (well something along those lines).... > > Below & attached the relevant info. Any ideas? > > Do you know if this functionality ever (will) make it into the IDV: > http://www.unidata.ucar.edu/support/help/MailArchives/visad-list/msg05830.html > > Happy thanksgiving!!!! > Ticket Details =================== Ticket ID: DDI-412591 Department: Support IDV Priority: Critical Status: Closed