OmegaT - multiplatform CAT tool

OmegaT crashed regularly while working on a translation. The error msg is
as follows, several log files are attached:

# An unexpected error has been detected by HotSpot Virtual Machine:
#
# EXCEPTION_FLT_STACK_CHECK (0xc0000092) at pc=0x00b30c58, pid=4596,
tid=3136
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0_11-b03 mixed mode, sharing)
# Problematic frame:
# v ~SafepointBlob


1. Steps to reproduce: No idea
2. What you expected to see: non-crashing app
3. What you saw instead: regular hard crashes

Running Win XP Pro SP 2 on Pentium 4 with 512MB RAM.

Cheers,

Martin