My understanding of xrdp is that it is a stand alone x server just like turbo NC or TigerVNC are. I question how you are running both x servers with a single X client. I would recommend using just turbovnc on the server and the turbo vnc client with security extensions turned on to replace the use of rdp entirely.
On Sep 18, 2016 12:39 AM, "Joshua Moore" <jdmo...@ncsu.edu> wrote: > I think I figured it out finally. > > I only can get it to work using > > vglrun runwb2 > > Previously I had LD_LIBRARY_PATH to include > /ansys_inc/v172/Framework/bin/Linux64/Mesa. > I think that was overriding some of the NVIDIA drivers or something. > > Now it runs and doesn't crash and no errors. > > Why can't I get glxgears to run without (vglrun glxgears). Is it not > compatible with NVIDIA's OpenGL libraries? > > Thanks. > > Josh > > > > > On Sat, Sep 17, 2016 at 11:56 PM, Joshua Moore <jdmo...@ncsu.edu> wrote: > >> Hello, >> >> I am using Windows Remote Desktop to connect to a CentOS7.2 box with a >> NVIDIA GeForce GT 720 graphics card. I also have a NVIDIA Tesla K40c on it >> as well. >> >> I am using TigerVNC and XRDP and then launching workbench with >> >> vglrun runwb2 >> >> Everything seems to work ok, except when I try to open "System Coupling". >> >> Then I get >> >> [VGL] ERROR: in init-- >> [VGL] 218: Invalid argument >> Exception caught in virtual >> Ans::Graphics::Scene::EventProcessor::~EventProcessor() >> @line176 >> >> Then Workbench closes immediately with no other error message >> >> I am very new to using VNC, and Remote Desktop to access Linux, as well >> as even newer to OpenGL and VirtualGL. >> >> Does anyone know what is going on? Or if someone else is using ANSYS and >> can duplicate this error? >> >> I have ANSYS on another machine running CentOS7.2. It does not have a >> NVIDIA graphics card. Actually I'm not even sure what kind of graphics >> card it is running, but it definitely isn't a good one. It runs just >> fine. I can open ANSYS without VirtualGL just with runwb2 and can open >> System Coupling and it seems to run just fine. I do get error in the >> WorkbenchLog files which state that I don't have hardware acceleration. >> >> Thanks. >> >> Josh >> > > > ------------------------------------------------------------ > ------------------ > > _______________________________________________ > VirtualGL-Users mailing list > VirtualGL-Users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/virtualgl-users > >
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