When I tried to run SerialCamera.jar it crashed immediately, I am attaching the the log too, please take a look.

A fatal error has been detected by the Java Runtime Environment:

EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x000000007110b5db, pid=18468, tid=1708

JRE version: Java(TM) SE Runtime Environment (13.0.1+9) (build 13.0.1+9)
Java VM: Java HotSpot(TM) 64-Bit Server VM (13.0.1+9, mixed mode, sharing, tiered, compressed oops, g1 gc, windows-amd64)
Problematic frame:
C [jSSC-2.8_x86_64.dll+0xb5db]

No core dump will be written. Minidumps are not enabled by default on client versions of Windows

An error report file with more information is saved as:
hs_err_pid18468.log

If you would like to submit a bug report, please visit:
http://bugreport.java.com/bugreport/crash.jsp
The crash happened outside the Java Virtual Machine in native code.
See problematic frame for where to report the bug.

Log: hs_err_pid18468.log

And can you tell me which version of java you had used?