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Patrick, In addition to what has been suggested thus far (if that does not work) try: Dashboard -> Edit -> Preferences -> System - Uncheck Enable geometry by reference After making the change, exit and relaunch the IDV to make the change take effect. See if that makes a difference, or try both solutions and let us know the outcome. Best, Unidata IDV Support > > Dear Unidata IDV Support: > > > > I am getting visualization errors when viewing simple maps in IDV 5.2. > > When viewing a simple U.S. map with U.S. counties layer turned on, I see: > > > > [image: Inline image 1] > > > > Then, when viewing a simple WRF file, and overlaying the terrain height > > variable at a 100 m contour interval, I see further erroneous maps: > > [image: Inline image 2] > > > > Can you help me determine the root of this issue? I have just installed > > the latest IDV 5.2 for my Windows 7 64-bit machine. > > > > Thank you, > > > > Patrick > > > > > > -- > > Patrick C. Campbell, Ph.D., CCM > > Postdoctoral Research Scholar > > Air Quality Forecasting Lab > > Department of Marine, Earth, and > > Atmospheric Sciences > > North Carolina State University > > 2800 Faucette Blvd, Raleigh, NC 27695 > > Campus Box 8208 > > Jordan Hall 1135 > > 919-515-9771 (office) > > 307-760-5178 (mobile) > > address@hidden > > NCSU-AQFL-CV > > <http://www.meas.ncsu.edu/aqforecasting/Patrick_Campbell_2014.html> > > Linked-In Profile > > <http://www.linkedin.com/pub/patrick-campbell-ph-d-ccm/71/a39/9b9> > > > > > > Hi Patrick, > The visualization error you experienced has something to do with the video > card driver, we do have a fixed available by installing > a plugin, go to: Tools > Plugin Manager, and expand the Bug Fixes icon, > double click on the + symbol, and then restart the IDV. > > Let me know if this can not fix your problem. > > > Yuan Ticket Details =================== Ticket ID: VRM-168678 Department: Support IDV Priority: Normal Status: Closed