跪求解决j2ee配置tomcat7问题,各位大哥大姐指点下迷津啊 J2EE安装好后,安装了tomcat对eclipse的插件,之后点击star Tomcat后出现以下信息: 2011-11-18 18:21:12 org.apache.catalina.core.AprLifecycleListener init 信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: D:\java\JDK\jre1.7.0\bin;.;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;D:/java/JDK/jre1.7.0/bin/client;D:/java/JDK/jre1.7.0/bin;D:/java/JDK/jre1.7.0/lib/i386;C:\Program Files\PC Connectivity Solution\;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Common Files\Roxio Shared\DLLShared\;C:\Program Files\Common Files\Roxio Shared\10.0\DLLShared\;D:\工具软件\Windows7优化大师;C:\Program Files\Common Files\Thunder Network\KanKan\Codecs;D:\工具软件\Win7优化大师\Windows7Master;D:\java\JDK\jdk1.7.0\lib\dt.jar;D:\java\JDK\jdk1.7.0\bin;D:\java\JDK\jdk1.7.0\jre\bin;C:\Program Files\QuickTime\QTSystem\;D:\通讯\QQPCMgr\6.2.2026.202;D:\java\Tomcat 7.0\lib;D:\java\Tomcat 7.0\lib\servlet-api.jar;D:\java\Tomcat 7.0\lib\jsp-api.jar;D:\通讯\QQPCMgr\6.2.2026.202;D:\java\eclipse; 2011-11-18 18:21:12 org.apache.coyote.AbstractProtocol init 信息: Initializing ProtocolHandler ["http-bio-8080"] 2011-11-18 18:21:12 org.apache.coyote.AbstractProtocol init 信息: Initializing ProtocolHandler ["ajp-bio-8009"] 2011-11-18 18:21:12 org.apache.catalina.startup.Catalina load 信息: Initialization processed in 714 ms 2011-11-18 18:21:13 org.apache.catalina.core.StandardService startInternal 信息: Starting service Catalina 2011-11-18 18:21:13 org.apache.catalina.core.StandardEngine startInternal 信息: Starting Servlet Engine: Apache Tomcat/7.0.22 2011-11-18 18:21:13 org.apache.catalina.startup.HostConfig deployDirectory 信息: Deploying web application directory docs 2011-11-18 18:21:13 org.apache.catalina.startup.HostConfig deployDirectory 信息: Deploying web application directory manager 2011-11-18 18:21:13 org.apache.catalina.startup.HostConfig deployDirectory 信息: Deploying web application directory myapp 2011-11-18 18:21:13 org.apache.tomcat.util.digester.Digester fatalError 严重: Parse Fatal Error at line 2 column 25: The document type declaration for root element type "web-appPUBLIC" must end with '>'. org.xml.sax.SAXParseException: The document type declaration for root element type "web-appPUBLIC" must end with '>'.