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java.lang.NullPointerException: 	at java.util.TimeZone.parseCustomTimeZone(TimeZone.java:780)	at java.util.TimeZone.getTimeZone(TimeZone.java:484)	at java.util.TimeZone.setDefaultZone(TimeZone.java:587)	at java.util.TimeZone.getDefaultRef(TimeZone.java:544)	at java.util.TimeZone.getDefault(TimeZone.java:531)	at java.text.SimpleDateFormat.initialize(SimpleDateFormat.java:521)	at java.text.SimpleDateFormat.(SimpleDateFormat.java:464)	at java.text.SimpleDateFormat.(SimpleDateFormat.java:445)	at net.sf.robocode.settings.SettingsManager.(SettingsManager.java:153)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)	at java.lang.reflect.Constructor.newInstance(Constructor.java:501)	at org.picocontainer.injectors.AbstractInjector.newInstance(AbstractInjector.java:157)	at org.picocontainer.injectors.ConstructorInjector.instantiate(ConstructorInjector.java:222)	at org.picocontainer.injectors.ConstructorInjector$1.run(ConstructorInjector.java:195)	at org.picocontainer.injectors.AbstractInjector$ThreadLocalCyclicDependencyGuard.observe(AbstractInjector.java:284)	at org.picocontainer.injectors.ConstructorInjector.getComponentInstance(ConstructorInjector.java:218)	at org.picocontainer.behaviors.AbstractBehavior.getComponentInstance(AbstractBehavior.java:66)	at org.picocontainer.behaviors.Stored.getComponentInstance(Stored.java:80)	at org.picocontainer.DefaultPicoContainer.getInstance(DefaultPicoContainer.java:574)	at org.picocontainer.DefaultPicoContainer.getComponent(DefaultPicoContainer.java:535)	at org.picocontainer.DefaultPicoContainer.getComponent(DefaultPicoContainer.java:525)	at org.picocontainer.parameters.BasicComponentParameter.resolveInstance(BasicComponentParameter.java:164)	at org.picocontainer.parameters.ComponentParameter.resolveInstance(ComponentParameter.java:123)	at org.picocontainer.injectors.SingleMemberInjector.getMemberArguments(SingleMemberInjector.java:55)	at org.picocontainer.injectors.ConstructorInjector.getMemberArguments(ConstructorInjector.java:230)	at org.picocontainer.injectors.ConstructorInjector$1.run(ConstructorInjector.java:188)	at org.picocontainer.injectors.AbstractInjector$ThreadLocalCyclicDependencyGuard.observe(AbstractInjector.java:284)	at org.picocontainer.injectors.ConstructorInjector.getComponentInstance(ConstructorInjector.java:218)	at org.picocontainer.behaviors.AbstractBehavior.getComponentInstance(AbstractBehavior.java:66)	at org.picocontainer.behaviors.Stored.getComponentInstance(Stored.java:80)	at org.picocontainer.DefaultPicoContainer.getInstance(DefaultPicoContainer.java:574)	at org.picocontainer.DefaultPicoContainer.getComponent(DefaultPicoContainer.java:535)	at org.picocontainer.DefaultPicoContainer.getComponent(DefaultPicoContainer.java:515)	at org.picocontainer.classname.DefaultClassLoadingPicoContainer.getComponent(DefaultClassLoadingPicoContainer.java:186)	at org.picocontainer.containers.AbstractDelegatingPicoContainer.getComponent(AbstractDelegatingPicoContainer.java:46)	at net.sf.robocode.core.Container.getComponent(Container.java:245)	at net.sf.robocode.core.RobocodeMainBase.robocodeMain(RobocodeMainBase.java:42)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:592)	at net.sf.robocode.security.HiddenAccess.robocodeMain(HiddenAccess.java:286)	at robocode.Robocode.main(Robocode.java:39)