用myeclipse启动tomcat出现Context startup failed due to previous errors

2009-06-16 04:24:48 1.3k 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

基于FPGA的IIR数字滤波器设计一种是在直接法的基础上，采用预见的算法，目的是提高系统的吞吐量（指对于网络、端口设备或者其他的设施，单位时间内成功传输数据的数量，比特、字节和分组是吞吐量常用的单位），带有预见算法编程实现的IIR数字滤波器有更多的优点，例如：数据传送速度快，效率高等等；设计模拟滤波器时，它的电路一般都很复杂，而且分析起来也很麻烦，电路的复杂性就决定了使用的器件必定很多，很复杂，就这一方面看来，数字滤波器的设计要更加简单灵活，并且模拟电路不容易改变系统的参数，它的性能还很容易受到温度环境的影响，使得噪声很大。阅读详情

用myeclipse启动tomcat出现Context startup failed due to previous errors错误报错信息如下：
log4j:WARN No appenders could be found for logger (org.apache.commons.digester.Digester).
log4j:WARN Please initialize the log4j system properly.
Starting service Tomcat-Standalone
Apache Tomcat/4.1.31
Catalina.start: LifecycleException: Context startup failed due to previous errors
LifecycleException: Context startup failed due to previous errors
at org.apache.catalina.core.StandardContext.start(StandardContext.java:3578)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1141)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:707)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1141)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:316)
at org.apache.catalina.core.StandardService.start(StandardService.java:450)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:2143)
at org.apache.catalina.startup.Catalina.start(Catalina.java:463)
at org.apache.catalina.startup.Catalina.execute(Catalina.java:350)
at org.apache.catalina.startup.Catalina.process(Catalina.java:129)
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:597)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:156)
Stopping service Tomcat-Standalone
Catalina.stop: LifecycleException: Coyote connector has not been started
LifecycleException: Coyote connector has not been started
at org.apache.coyote.tomcat4.CoyoteConnector.stop(CoyoteConnector.java:1296)
at org.apache.catalina.core.StandardService.stop(StandardService.java:499)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:2178)
at org.apache.catalina.startup.Catalina.start(Catalina.java:494)
at org.apache.catalina.startup.Catalina.execute(Catalina.java:350)
at org.apache.catalina.startup.Catalina.process(Catalina.java:129)
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:597)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:156)
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我将包删除重新加载还是出现异常

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