在eclipse下启动tomcat服务器时出现如下错误，请帮忙解决

[daqie_zgc]

Bootstrap: Class loader creation threw exception
java.lang.ExceptionInInitializerError
at org.apache.catalina.startup.ClassLoaderFactory.<clinit>(ClassLoaderFactory.java:63)
at org.apache.catalina.startup.Bootstrap.initClassLoaders(Bootstrap.java:103)
at org.apache.catalina.startup.Bootstrap.init(Bootstrap.java:196)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:402)
Caused by: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException) (Caused by org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException))
at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:543)
at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)
at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:209)
at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:351)
at org.apache.tomcat.util.compat.JdkCompat.<clinit>(JdkCompat.java:55)
... 4 more
Caused by: org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException)
at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:397)
at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)
... 8 more
Caused by: java.lang.NullPointerException
at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:374)
... 9 more

[a68020405ybcoomy]

你确定你的环境变量配置的正确么？
以及 ECLIPSE中配置了tomcat的路径么？

[dw23768656]

检查下tomacat 和 Jdk

[fengwenqi]

检查你的eclipes是否配置好了tomcat5.0,以用JDK.这很重要!!不然肯定会出问题.

[daqie_zgc]

在eclipse启动不了我的TOMCAT服务器，但发布得到服务器 ，只要直接启动TOMCAT服务器，一样能运行