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An error has occurred.

For detailed error information, please see the HTML source code, and contact the forum Administrator.

com.mysql.jdbc.exceptions.MySQLNonTransientConnectionException: Communications link failure due to underlying exception: 

** BEGIN NESTED EXCEPTION ** 

java.net.SocketException
MESSAGE: Broken pipe

STACKTRACE:

java.net.SocketException: Broken pipe
	at java.net.SocketOutputStream.socketWrite0(Native Method)
	at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
	at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
	at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
	at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
	at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2701)
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1597)
	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1708)
	at com.mysql.jdbc.Connection.execSQL(Connection.java:3255)
	at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1293)
	at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1428)
	at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeQuery(NewProxyPreparedStatement.java:76)
	at net.jforum.dao.generic.GenericTopicDAO.fillTopicsData(GenericTopicDAO.java:887)
	at net.jforum.dao.generic.GenericTopicDAO.selectRecentTopics(GenericTopicDAO.java:972)
	at net.jforum.repository.TopicRepository.loadMostRecentTopics(TopicRepository.java:163)
	at net.jforum.repository.TopicRepository.getRecentTopics(TopicRepository.java:133)
	at net.jforum.view.forum.RecentTopicsAction.topics(RecentTopicsAction.java:96)
	at net.jforum.view.forum.RecentTopicsAction.list(RecentTopicsAction.java:85)
	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:597)
	at net.jforum.Command.process(Command.java:114)
	at net.jforum.JForum.processCommand(JForum.java:217)
	at net.jforum.JForum.service(JForum.java:200)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	at sun.reflect.GeneratedMethodAccessor70.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:244)
	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:276)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:162)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:52)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:171)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:167)
	at net.jforum.util.legacy.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:59)
	at sun.reflect.GeneratedMethodAccessor69.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:244)
	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:276)
	at org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:218)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:52)
	at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:171)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:167)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
	at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:444)
	at org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:472)
	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1293)
	at java.lang.Thread.run(Thread.java:619)


** END NESTED EXCEPTION **



Last packet sent to the server was 0 ms ago.

Query being executed when exception was thrown:

SELECT t.*, p.user_id AS last_user_id, p.post_time, p.attach AS attach FROM jforum_topics t, jforum_posts p WHERE p.post_id = t.topic_last_post_id AND p.need_moderate = 0 ORDER BY topic_last_post_id DESC LIMIT 50
 
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