IGEL OS 11.04 IGEL OS Articles Miscellaneous Current: Starting UMS Console Crashes NX Session PDF Download PDF Download page Starting UMS Console Crashes NX Session. Current page All pages Starting UMS Console Crashes NX Session Symptom:When you are connected to an Ubuntu host via NX, starting UMS console on the Ubuntu host crashes the NX session.Solution:Become Root on the Ubuntu host.Open the configuration file /opt/IGEL/RemoteManager/rmclient/RemoteManager.bin.config in a text editor.Add the line vmparam -Dsun.java2d.xrender=false to the file.Save the file.Become a regular user.Start UMS Console. ×