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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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 I am sorry I did not reply to my support request earlier. It looks > like the issue is with CENTOS 8 kernel updates causing a problem with > the graphics drivers, so nothing IDV related, thanks!! > Thanks for updating. Yuan > On 1/7/2022 12:21 PM, Unidata IDV Support wrote: > >> Hi, I am having a problem getting the background maps at start up to be > >> visible. I am using CENTOS 8 and have had a working program for quite > >> awhile. I am afraid a CENTOS 8 operating system update has done > >> something. The program loads like it normally does but then when map comes > >> up it just all black even though one is selected. If I click on random > >> maps, occasionally I will get a few random lines plotted along with several > >> numbers like x axis or y axis labels. The Please Wait.... line shows up at > >> bottom and eventually it freezes. Have you ever seen this behavior > >> before? If I load IDV on a vmware station running linux on that same linux > >> workstation, it loads up ok. Thanks for any possible help. > >> > >> Nathan > >> > >> > > Sorry for the late reply, I just came back from traveling. > > > > You can try to select the check the "Fast rendering" option as the attached > > image. > > > > Yuan > > > > Ticket Details > > =================== > > Ticket ID: IZC-775104 > > Department: Support IDV > > Priority: High > > Status: Open > > =================== > > 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. > > > Ticket Details =================== Ticket ID: IZC-775104 Department: Support IDV Priority: High Status: Open =================== 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.