Modify ivs.sh script to check if tilenodes are accessible before we try to start the program
Modify ivs.sh script to check if tilenodes are accessible before we try to start the program

runewake2/opengl-examples,runewake2/opengl-examples,JohnRThomas/opengl-examples,JohnRThomas/opengl-examples,runewake2/opengl-examples,JohnRThomas/opengl-examples,runewake2/opengl-examples,JohnRThomas/opengl-examples