A fatal error has been detected by the Java Runtime Environment: SIGSEGV (0xb) at pc=0x00002b2f7e9b2744, pid=28778, tid=1138739520

Question

I am getting the following error while executing the program.

And this is not always happening. The code contains some complex calculations with a large volume of data

Answer 1

This link is very useful when diagnosing crash dumps. However, if you're not using native code I would suggest upgrading (or perhaps even downgrading) your JVM to avoid this issue. That's often the fastest way to resolve such issues.