db_ik
Subscriber
It is now updated RHEL 7.5 to 7.7 remotely.nIt is using TigerVNC server, not Real VNC.nAfter the update of RHEL, the design modeller and mesher can not start and error message is;n[VGL] ERROR:Could not open display :1.0.n   Error:SERVER TO CLIENT CONNECTION ERROR:Connection to WB failed:System.ArgumentException: Invalid port number 0 upon calling CreatePortBasedURIn at Ans.IPC.Remoting.Common.Connection.CreatePortBasedURI (System.Int32 portNumber, System.Type requestedType) [0x00023] in <46baf23f153a45738c126797ab4c5b9b>:0 n at Ans.IPC.Remoting.Server.ServerToClientConnection.InitialConnect (System.Type classToProxy) [0x00000] in <46baf23f153a45738c126797ab4c5b9b>:0 n at Ans.IPC.Remoting.Server.ServerToClientConnection.TryToConnect () [0x00000] in <46baf23f153a45738c126797ab4c5b9b>:0for the display, vglrun -d:1.0 glxgears is perfactly working and run ansys as vglrun -d :1.0 wb211 showed above error.n