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java.lang.NullPointerException: 	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:187)	at com.google.common.base.Predicates$InPredicate.(Predicates.java:485)	at com.google.common.base.Predicates$InPredicate.(Predicates.java:481)	at com.google.common.base.Predicates.in(Predicates.java:227)	at com.joelj.jenkins.eztemplates.exclusion.Exclusions.configuredExclusions(Exclusions.java:55)	at com.joelj.jenkins.eztemplates.utils.TemplateUtils.handleTemplateImplementationSaved(TemplateUtils.java:76)	at com.joelj.jenkins.eztemplates.utils.TemplateUtils.handleTemplateSaved(TemplateUtils.java:28)	at com.joelj.jenkins.eztemplates.TemplateProjectListener.onUpdated(TemplateProjectListener.java:21)	at hudson.model.listeners.ItemListener$3.apply(ItemListener.java:195)	at hudson.model.listeners.ItemListener$3.apply(ItemListener.java:193)	at hudson.model.listeners.ItemListener.forAll(ItemListener.java:167)	at hudson.model.listeners.ItemListener.fireOnUpdated(ItemListener.java:193)	at hudson.model.Job.doConfigSubmit(Job.java:1221)	at hudson.model.AbstractProject.doConfigSubmit(AbstractProject.java:796)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:324)	at org.kohsuke.stapler.interceptor.RequirePOST$Processor.invoke(RequirePOST.java:52)	at org.kohsuke.stapler.PreInvokeInterceptedFunction.invoke(PreInvokeInterceptedFunction.java:26)	at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:167)	at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:100)	at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:124)	at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)	at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)	at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:233)	at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)	at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)	at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:233)	at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)	at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)	at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)	at org.kohsuke.stapler.Stapler.service(Stapler.java:238)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)	at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:59)	at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)	at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:126)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:49)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)	at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:93)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)	at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)	at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)	at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)	at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:82)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:614)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:142)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:668)	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1521)	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1478)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)