严重: Servlet.service() for servlet jsp threw exception java.lang.NullPointerException 2007-5-21 0:25:11 org.apache.catalina.core.StandardWrapperValve invoke 严重: Servlet.service() for servlet action threw exception java.lang.NullPointerException 2007-5-21 0:25:14 org.apache.catalina.core.StandardWrapperValve invoke 严重: Servlet.service() for servlet default threw exception java.lang.IllegalStat...
by leo-josn - Java - 2007-05-21 21:04:30 阅读(4652) 回复(2)
突然网页登陆不上去,tomcat进程还在,重新启动tomcat网页登陆正常
如何从tomcat日志来查看原因阿,目前有
严重: Servlet.service() for servlet jsp threw exception
java.sql.SQLException: Unable to connect to any hosts due to exception: java.net.ConnectException: Connection refused
at com.mysql.jdbc.Connection.createNewIO(Connection.java:1719)
at com.mysql.jdbc.Connection.
请问这个是什么错误,怎么处理, 谢谢~~~~~~~
java.sql.SQLException: Unable to connect to any hosts due to exception: java.net.ConnectException: Connection refused
at com.mysql.jdbc.Connection.createNewIO(Connection.java:1719)
at com.mysql.jdbc.Connection.
请问这个是什么错误,怎么处理, 谢谢~~~~~~~
java.sql.SQLException: Unable to connect to any hosts due to exception: java.net.ConnectException: Connection refused
at com.mysql.jdbc.Connection.createNewIO(Connection.java:1719)
at com.mysql.jdbc.Connection.
今天测试的时候发现。 执行语句((com.informix.jdbc.IfmxStatement) stmtInsert).getSerial()[stmtInsert:java.sql.Statement]时报错"java.lang.ClassCastException" 由于数据连接使用的是tomcat连接池,也就固执的认为是由于类加载器不同产生的问题,到apache把tomcat的配置文件server.xml中与类加载相关的部分看了一下,并把放到了Context里,可是问题依然。我想到应该在weblogic里试一下,使用时发现并没有这样的问题存...
2010-1-25 10:18:48 org.apache.catalina.core.AprLifecycleListener lifecycleEvent 信息: The Apache tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/java/jdk1.5.0_14/jre/lib/i386/server:/usr/java/jdk1.5.0_14/jre/lib/i386:/usr/java/jdk1.5.0_14/jre/../lib/i386 2010-1-25 10:18:48 org.apache.coyote.http11.Http11BaseProtocol ini...
apache和tomcat通过jk整合,能相互通信,但是日志有错误,这个大家能看出是什么问题吗? [Fri Jul 08 09:46:06 2005] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (946): tomcat has forced a connection close for socket 370 [Fri Jul 08 09:46:06 2005] [error] ajp_get_reply::jk_ajp_common.c (1491): tomcat is down or refused connection. No response has been sent to the client (yet) [Fri Jul 08 09:4...
请教一个tomcat日志错误望指点(tomcat5.5 redhat as4 jdk1.5) Nov 4, 2008 10:11:30 PM org.apache.coyote.http11.Http11Protocol pause INFO: Pausing Coyote HTTP/1.1 on http-80 Nov 4, 2008 10:11:30 PM org.apache.coyote.tomcat5.CoyoteConnector pause SEVERE: Protocol handler pause failed java.lang.NullPointerException at org.apache.coyote.tomcat5.CoyoteConnector.pause(CoyoteConnector.java:1444) ...