Demo web app doesn't start and ends in an error

[motivatedmind]

Steps

1. Downloaded demo app war from here ==> https://github.com/getgauge-examples/activeadmin-demo/releases/download/untagged-f0befd5494efa4baabd2/activeadmin-demo.war

2. Ran java -jar activeadmin-demo.war which resulted in below error

2021-11-26 07:51:28.159:INFO::main: Logging initialized @469ms
2021-11-26 07:51:28.159:INFO:oejr.Runner:main: Runner
2021-11-26 07:51:28.238:INFO:oejs.Server:main: jetty-9.2.9.v20150224
2021-11-26 07:51:35.629:WARN:oeja.AnnotationConfiguration:main: ServletContainerInitializers: detected. Class hierarchy: empty
2021-11-26 07:51:36.255:INFO:/:main: INFO: jruby 9.1.12.0 (2.3.3) 2017-06-15 33c6439 Eclipse OpenJ9 VM openj9-0.26.0 on 1.8.0_292-b10 +jit [mswin32-x86_64]
2021-11-26 07:51:36.257:INFO:/:main: INFO: using a shared (threadsafe!) runtime
2021-11-26 07:51:52.376:INFO:/:main: An exception happened during JRuby-Rack startup|load error: C:/Users/xxxx/AppData/Local/Temp/jetty-0.0.0.0-8080
-activeadmin-demo.war--any-7680445054590137724.dir/webapp/WEB-INF/config/environment -- java.lang.IllegalAccessException: Can not set static final boolean field
javax.crypto.JceSecurity.isRestricted to java.lang.Boolean|--- System|jruby 9.1.12.0 (2.3.3) 2017-06-15 33c6439 Eclipse OpenJ9 VM openj9-0.26.0 on 1.8.0_292-b10 +
jit [mswin32-x86_64]|Time: 2021-11-26 07:51:52 +0530|Server: jetty/9.2.9.v20150224|jruby.home: uri:classloader://META-INF/jruby.home||--- Context Init Parameters:
|jruby.max.runtimes = 1|jruby.min.runtimes = 1|public.root = /|rails.env = test||--- Backtrace|LoadError: load error: C:/Users/xxxx/AppData/Local/Te
mp/jetty-0.0.0.0-8080-activeadmin-demo.war--any-7680445054590137724.dir/webapp/WEB-INF/config/environment -- java.lang.IllegalAccessException: Can not set static
final boolean field javax.crypto.JceSecurity.isRestricted to java.lang.Boolean| require at org/jruby/RubyKernel.java:961| load_environment at uri:clas