HTTP Status 500 -


type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: Communication link failure: java.io.EOFException, underlying cause: null

** BEGIN NESTED EXCEPTION ** 

java.io.EOFException

STACKTRACE:

java.io.EOFException
	at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1395)
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1539)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1930)
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1168)
	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1279)
	at com.mysql.jdbc.MysqlIO.sqlQuery(MysqlIO.java:1225)
	at com.mysql.jdbc.Connection.execSQL(Connection.java:2278)
	at com.mysql.jdbc.Connection.execSQL(Connection.java:2225)
	at com.mysql.jdbc.Statement.executeQuery(Statement.java:1163)
	at org.snakeheads.servlets.Filter.fulfillRequest(Filter.java:550)
	at org.snakeheads.servlets.Filter.doPost(Filter.java:608)
	at org.snakeheads.servlets.SnakeheadsServlet.doGet(SnakeheadsServlet.java:209)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	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:585)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:239)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
	at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:266)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:157)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:50)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:140)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:136)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:535)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
	at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
	at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:300)
	at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:374)
	at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:743)
	at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:675)
	at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:866)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
	at java.lang.Thread.run(Thread.java:595)


** END NESTED EXCEPTION **


	org.snakeheads.servlets.Filter.fulfillRequest(Filter.java:571)
	org.snakeheads.servlets.Filter.doPost(Filter.java:608)
	org.snakeheads.servlets.SnakeheadsServlet.doGet(SnakeheadsServlet.java:209)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	java.lang.reflect.Method.invoke(Method.java:585)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:239)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:266)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:157)

root cause

java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null

** BEGIN NESTED EXCEPTION ** 

java.io.EOFException

STACKTRACE:

java.io.EOFException
	at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1395)
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1539)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1930)
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1168)
	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1279)
	at com.mysql.jdbc.MysqlIO.sqlQuery(MysqlIO.java:1225)
	at com.mysql.jdbc.Connection.execSQL(Connection.java:2278)
	at com.mysql.jdbc.Connection.execSQL(Connection.java:2225)
	at com.mysql.jdbc.Statement.executeQuery(Statement.java:1163)
	at org.snakeheads.servlets.Filter.fulfillRequest(Filter.java:550)
	at org.snakeheads.servlets.Filter.doPost(Filter.java:608)
	at org.snakeheads.servlets.SnakeheadsServlet.doGet(SnakeheadsServlet.java:209)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	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:585)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:239)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
	at org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:266)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:157)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:50)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:140)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:136)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:535)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
	at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
	at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:300)
	at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:374)
	at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:743)
	at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:675)
	at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:866)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
	at java.lang.Thread.run(Thread.java:595)


** END NESTED EXCEPTION **


	com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1714)
	com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1930)
	com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1168)
	com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1279)
	com.mysql.jdbc.MysqlIO.sqlQuery(MysqlIO.java:1225)
	com.mysql.jdbc.Connection.execSQL(Connection.java:2278)
	com.mysql.jdbc.Connection.execSQL(Connection.java:2225)
	com.mysql.jdbc.Statement.executeQuery(Statement.java:1163)
	org.snakeheads.servlets.Filter.fulfillRequest(Filter.java:550)
	org.snakeheads.servlets.Filter.doPost(Filter.java:608)
	org.snakeheads.servlets.SnakeheadsServlet.doGet(SnakeheadsServlet.java:209)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	java.lang.reflect.Method.invoke(Method.java:585)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:239)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:266)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:157)

note The full stack trace of the root cause is available in the Apache Tomcat/5.0.27 logs.


Apache Tomcat/5.0.27