I'm running demos on linux with FX 2.1 promotion b19 and JDK 1.7

Demos work fine but when I close the window I get

---- FetchDocListTask docsUrl = http://download.oracle.com/javafx/2.0/api/
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0xadd428e5, pid=5753, tid=4150373184
#
# JRE version: 7.0_02-b13
# Java VM: Java HotSpot(TM) Server VM (22.0-b10 mixed mode linux-x86 )
# Problematic frame:
# C [libnvidia-glcore.so.270.41.06+0xe998e5] _nv013glcore+0x15725
#
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /home/mikhail/Work/Oracle/JavaOrg/FX/workspace/sdk/samples/ga-samples/hs_err_pid5753.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
#
Aborted


log file is attached