eclipse中，更新JDK之後，啟動Tomcat報錯：

更新到這個版本之後，啟動Tomcat報錯：

四月 25, 2016 10:13:20 上午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: H:\Java\jdk1.7.0_25\jre\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;H:\Java\jdk1.7.0_25\jre\bin;C:/Program Files/Java/jre1.8.0_92/bin/server;C:/Program Files/Java/jre1.8.0_92/bin;C:/Program Files/Java/jre1.8.0_92/lib/amd64;C:\ProgramData\Oracle\Java\javapath;C:\Program Files (x86)\Common Files\NetSarang;C:\Program Files\Broadcom\Broadcom 802.11 Network Adapter;;C:\PROGRAM FILES (X86)\NVIDIA CORPORATION\PHYSX\COMMON;C:\WINDOWS\SYSTEM32;C:\WINDOWS;C:\WINDOWS\SYSTEM32\WBEM;;H:\JAVA\JDK1.7.0_25\BIN;C:\PROGRAM FILES (X86)\MYSQL\MYSQL SERVER 5.0\BIN;C:\WINDOWS\SYSTEM32\WBEM;C:\WINDOWS\SYSTEM32\WINDOWSPOWERSHELL\V1.0\;C:\PROGRAM FILES (X86)\MICROSOFT SQL SERVER\100\TOOLS\BINN\;C:\PROGRAM FILES (X86)\MICROSOFT SQL SERVER\100\DTS\BINN\;C:\Program Files\ThinkPad\Bluetooth Software\;C:\Program Files\ThinkPad\Bluetooth Software\syswow64;C:\Program Files\TortoiseSVN\bin;D:\apache-maven-3.0.5\bin;;J:\2016上海\eclipse-jee-mars-2-win32-x86_64\eclipse;;.
java.lang.ClassCastException: gnu.xml.dom.DomImpl cannot be cast to org.w3c.dom.ls.DOMImplementationLS
at org.apache.catalina.core.JreMemoryLeakPreventionListener.lifecycleEvent(JreMemoryLeakPreventionListener.java:459)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:394)
at org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:99)
at org.apache.catalina.startup.Catalina.load(Catalina.java:642)
at org.apache.catalina.startup.Catalina.load(Catalina.java:667)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:253)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:427)
四月 25, 2016 10:13:20 上午 org.apache.catalina.startup.Catalina start
SEVERE: The required Server component failed to start so Tomcat is unable to start.
org.apache.catalina.LifecycleException: An invalid Lifecycle transition was attempted ([before_start]) for component [StandardServer[8005]] in state [INITIALIZING]
at org.apache.catalina.util.LifecycleBase.invalidTransition(LifecycleBase.java:401)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:141)
at org.apache.catalina.startup.Catalina.start(Catalina.java:693)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:428)
分析以上錯誤可知道：JDK衝突。
解決方案：

問題解決了。