Reason of NullpoinerException

Getting in Resultset while connecting to Database.
[57 byte] By [Raj12345a] at [2007-11-26 18:35:26]
# 1
> Getting in Resultset while connecting to Database.This doesn't give use much to go on.Post the stack track and the line of code causing the null pointer and maybe the code above it as well.
zadoka at 2007-7-9 6:09:31 > top of Java-index,Developer Tools,Debugging and Profiling Tool APIs...