java.lang.NullPointerException

Cannot invoke method getAt() on null object

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  • Stack trace

    • java.lang.NullPointerException: Cannot invoke method getAt() on null object at org.codehaus.groovy.runtime.NullObject.invokeMethod(NullObject.java:77)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:45)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:40)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.NullCallSite.call(NullCallSite.java:32)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:40)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:116)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:124)[groovy-all-1.7.8.jar:1.7.8] at org.codehaus.groovy.grails.plugins.GrailsPluginUtils.isValidVersion(GrailsPluginUtils.groovy:77)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.AbstractGrailsPluginManager.getGrailsPlugin(AbstractGrailsPluginManager.java:185)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.DefaultGrailsPluginManager.hasGrailsPlugin(DefaultGrailsPluginManager.java:627)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.DefaultGrailsPluginManager.areDependenciesResolved(DefaultGrailsPluginManager.java:508)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.DefaultGrailsPluginManager.attemptPluginLoad(DefaultGrailsPluginManager.java:565)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.DefaultGrailsPluginManager.attemptLoadPlugins(DefaultGrailsPluginManager.java:354)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.DefaultGrailsPluginManager.loadPlugins(DefaultGrailsPluginManager.java:282)[grails-core-1.3.7.jar:1.3.7] at org.codehaus.groovy.grails.plugins.GrailsPluginManagerFactoryBean.afterPropertiesSet(GrailsPluginManagerFactoryBean.java:105)[grails-core-1.3.7.jar:1.3.7] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1477)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1417)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)[org.springframework.beans-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)[org.springframework.context-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)[org.springframework.context-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)[org.springframework.web-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.codehaus.groovy.grails.web.context.GrailsContextLoader.createWebApplicationContext(GrailsContextLoader.java:70)[grails-web-1.3.7.jar:1.3.7] at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)[org.springframework.web-3.0.5.RELEASE.jar:3.0.5.RELEASE] at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)[org.springframework.web-3.0.5.RELEASE.jar:3.0.5.RELEASE] at io.undertow.servlet.core.ApplicationListeners.contextInitialized(ApplicationListeners.java:173)[undertow-servlet-1.0.10.Final.jar:1.0.10.Final] at io.undertow.servlet.core.DeploymentManagerImpl.deploy(DeploymentManagerImpl.java:189)[undertow-servlet-1.0.10.Final.jar:1.0.10.Final] at org.wildfly.extension.undertow.deployment.UndertowDeploymentService.startContext(UndertowDeploymentService.java:86) at org.wildfly.extension.undertow.deployment.UndertowDeploymentService.start(UndertowDeploymentService.java:71) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[rt.jar:1.8.0_05] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[rt.jar:1.8.0_05] at java.lang.Thread.run(Thread.java:745)[rt.jar:1.8.0_05]

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