java.util.concurrent.ExecutionException

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  • java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]] at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:188) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123) at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:799) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) ... 6 more Caused by: java.lang.ExceptionInInitializerError at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at java.lang.Class.newInstance(Class.java:374) at org.apache.tomcat.websocket.server.WsSci.onStartup(WsSci.java:95) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5456) at com.aliyun.ace4j.container.tomcat7.AceContext.startInternal(AceContext.java:45) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ... 6 more Caused by: org.apache.logging.log4j.core.config.ConfigurationException: No appenders are available for AsyncAppender Async at org.apache.logging.log4j.core.appender.AsyncAppender.start(AsyncAppender.java:105) at org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:157) at org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:364) at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:422) at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:146) at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:85) at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:37) at org.apache.logging.log4j.LogManager.getContext(LogManager.java:269) at org.apache.logging.slf4j.Log4jLoggerFactory$PrivateManager.getContext(Log4jLoggerFactory.java:98) at org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:84) at org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:44) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:270) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:281) at ace.demo.websocket.DemoWebsocketConfig.<init>(DemoWebsocketConfig.java:20) ... 15 more
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