NetBeans Run Project Error

1. Error description

Severity: ContainerBase.addChild:start:org.apache.catalina.LifecycleException:Failed to start component [standardengine[ Catalina]. Standardhost[localhost]. Standardcontext[/foundationdatabase]]at Org.apache.catalina.util.LifecycleBase.start (lifecyclebase.java:154) at Org.apache.catalina.core.ContainerBase.addChildInternal (containerbase.java:901) at Org.apache.catalina.core.ContainerBase.addChild (containerbase.java:877) at Org.apache.catalina.core.StandardHost.addChild (standardhost.java:633) at Org.apache.catalina.startup.HostConfig.deployDescriptor (hostconfig.java:656) at Org.apache.catalina.startup.hostconfig$deploydescriptor.run (hostconfig.java:1635) at Java.util.concurrent.executors$runnableadapter.call (executors.java:471) at java.util.concurrent.futuretask$ Sync.innerrun (futuretask.java:334) at Java.util.concurrent.FutureTask.run (futuretask.java:166) at Java.util.concurrent.ThreadPoolExecutor.runWorker (threadpoolexecutor.java:1110) at Java.util.concurrent.threadpoolexecutor$worker.run (Threadpoolexecutor.java:603) at Java.lang.Thread.run (thread.java:722) caused By:java.lang.IllegalArgumentException:The servlets Named [CurrentUser] and [CurrentUser] was both mapped to the Url-pattern [/currentuser] which was not permittedat Org.apach E.catalina.deploy.webxml.addservletmapping (webxml.java:335) at Org.apache.catalina.deploy.WebXml.merge ( webxml.java:1691) at Org.apache.catalina.startup.ContextConfig.webConfig (contextconfig.java:1331) at Org.apache.catalina.startup.ContextConfig.configureStart (contextconfig.java:878) at Org.apache.catalina.startup.ContextConfig.lifecycleEvent (contextconfig.java:376) at Org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent (lifecyclesupport.java:119) at Org.apache.catalina.util.LifecycleBase.fireLifecycleEvent (lifecyclebase.java:90) at Org.apache.catalina.core.StandardContext.startInternal (standardcontext.java:5269) at Org.apache.catalina.util.LifecycleBase.start (lifecyclebase.java:150) ... One more June 21, 2014 11:27:20 pm Org.apache.catalina.startup.HostConFig deploydescriptor Severity: Error Deploying configuration Descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\ Roaming\netbeans\7.4\apache-tomcat-7.0.41.0_base\conf\catalina\localhost\ FoundationDatabase.xmljava.lang.IllegalStateException:ContainerBase.addChild:start: org.apache.catalina.LifecycleException:Failed to start component [Standardengine[catalina]. Standardhost[localhost]. Standardcontext[/foundationdatabase]]at org.apache.catalina.core.ContainerBase.addChildInternal ( containerbase.java:904) at Org.apache.catalina.core.ContainerBase.addChild (containerbase.java:877) at Org.apache.catalina.core.StandardHost.addChild (standardhost.java:633) at Org.apache.catalina.startup.HostConfig.deployDescriptor (hostconfig.java:656) at Org.apache.catalina.startup.hostconfig$deploydescriptor.run (hostconfig.java:1635) at Java.util.concurrent.executors$runnableadapter.call (executors.java:471) at java.util.concurrent.futuretask$ Sync.innerrun (futuretask.java:334) at Java.util.concurrent.FutureTask.run (Futuretask.java:166) at Java.util.concurrent.ThreadPoolExecutor.runWorker (threadpoolexecutor.java:1110) at Java.util.concurrent.threadpoolexecutor$worker.run (threadpoolexecutor.java:603) at Java.lang.Thread.run ( thread.java:722) June 21, 2014 11:27:20 pm org.apache.catalina.startup.HostConfig deploydescriptor Info: Deploying Configuration Descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\ Apache-tomcat-7.0.41.0_base\conf\catalina\localhost\manager.xml June 21, 2014 11:27:20 pm Org.apache.catalina.startup.HostConfig deploydescriptor Info: Deploying configuration Descriptor C:\Users\ Administrator.foxb2mkb3rgunil\appdata\roaming\netbeans\7.4\apache-tomcat-7.0.41.0_base\conf\catalina\localhost \root.xml June 21, 2014 11:27:20 pm org.apache.coyote.AbstractProtocol start Info: Starting Protocolhandler ["http-bio-8084"] June 21, 2014 11:27:20 pm org.apache.coyote.AbstractProtocol start Info: Starting Protocolhandler ["ajp-bio-8009"] June 21, 2014 1 1:27:20 pm Org.apache.catalina.startup.Catalina StarT info: Server startup in 14113 MS June 21, 2014 11:27:22 pm org.apache.catalina.startup.HostConfig deploydescriptor Info: deployin G Configuration Descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\ Apache-tomcat-7.0.41.0_base\conf\catalina\localhost\highcharts.xml June 21, 2014 11:27:22 pm Org.apache.catalina.util.LifecycleBase Start Information: the Start () method is called on component [Standardengine[catalina]. Standardhost[localhost]. Standardcontext[/highcharts]] After start () had already been called. The second call would be ignored.

2. Cause of error

3. Solutions