Based on the information you have provided, my suggestion is that you fix your code. ;-)
But seriously, how can we help you if you don't provide any details? You say that it crashed. Was there an exception stack trash? Was there a JVM dump? Please post those.
joydevsingha, please do not cross-post. You now have multiple conversations going on about the same topic. Please answer only one of them (I''ll let you choose which one)