Now I've noticed running '/usr/bin/graal' will get rid of the invalid license problem. But still I get seg fault. Is there a param that can be passed for the initial screen size. It seg faults after it tries to change the screen size.
]# /usr/bin/graal
Direct Rendering is enabled, Graal should run smoothly.
Processor Init: AMD (unknown)
FPU detected
MMX detected
3DNow detected
SSE detected
data directory: /usr/share/graal/
user data directory: /root/.graal/graal4/
Scanning folder structure of /usr/share/graal/...
Done.
Activating the OpenGL display device (1)...
Setting screen mode to 640x480x32 (w)...
Segmentation fault