This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
Hi Michael, Let's take one problem at a time by dealing with the map lines. This map lines problems rears its ugly head every once in a while. Go to the Edit, Preferences menu item and choose the System tab. Deselect "Enable geometry by reference" and click OK. Now restart the IDV. Does this series of steps solve this problem? Best, Unidata IDV Support > Full Name: Michael > Organization: Home > Package Version: > Operating System: > Hardware: > Description of problem: > > Hi, > > I am getting random lines appearing that severely distort the map when > I load in certain system map layers. This is occurring with the > 'U.S. County Outlines ' map layer, as well as the ' World Coastlines', > and maybe happening with some other map layers also. This has > been happening with several of the recent IDV builds on different > computers running Microsoft Windows XP and 10, and is sill happening > after I install the system plugin that is meant to fix this issue. > > I am currently running the IDV nightly build on Windows 10. I have > provided a screenshot (.pdf) of the map showing the problem. To note, > when I went to take a captured image from the view menu in the IDV, > and save it as a .jpg, I received this error message: > > doSaveImage output has not been set! > > I clicked on view details from the error window, and got this: > > java.lang.IllegalStateException: Output has not been set! > at com.sun.imageio.plugins.jpeg.JPEGImageWriter.writeOnThread(Unknown Source) > at com.sun.imageio.plugins.jpeg.JPEGImageWriter.write(Unknown Source) > at ucar.unidata.ui.ImageUtils.writeImageToFile(ImageUtils.java:1090) > at ucar.unidata.ui.ImageUtils.writeImageToFile(ImageUtils.java:995) > at ucar.unidata.idv.ViewManager.doSaveImage(ViewManager.java:6196) > at ucar.unidata.idv.ViewManager.doSaveImage(ViewManager.java:5917) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at ucar.unidata.util.Misc$2.run(Misc.java:1215) > at ucar.unidata.util.Misc$3.run(Misc.java:1243) > > > Ticket Details =================== Ticket ID: BWF-266228 Department: Support IDV Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.