Jensor is a light-weight, low-overhead Java Profiler built using Java BCI. Jensor provides innovative analysis modules like JVM Replay, Pattern Analysis and Tagging Engine for technical as well as business analysis based on the same underlying data.
I have run and developed many Java programmes and this is the first I have come across that has trouble finding the JRE and then declares unhandled exceptions. Sounds like poor code to me. I have run this on two machines, both W7, one 32 bit the other 64 bit
It is a good tool