Java - Problemas foros

“No puedo entrar en algunos foros como el de wanadoo me sale esto, y no tengo la menor idea de por que, antes no me pasaba, tengo instalada la ultima versión de java, gracias de ante mano por si alguien me puede ayudar “

Se ha producido un error:
Your handler was unable to process the request successfully for some reason. Here are the details:

org.webmacro.servlet.HandlerException: Error no recuperable : org.webmacro.servlet.HandlerException: Error tratando el servlet
org.webmacro.servlet.HandlerException: Error tratando el servlet
java.sql.SQLException: Communication link failure: java.io.IOException, underlying cause: Unexpected end of input stream

** BEGIN NESTED EXCEPTION **

java.io.IOException
MESSAGE: Unexpected end of input stream

STACKTRACE:

java.io.IOException: Unexpected end of input stream
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1405)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1775)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1020)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1109)
at com.mysql.jdbc.Connection.execSQL(Connection.java:2030)
at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1563)
at losmasNuevos.handleServlet(Unknown Source)
at ForosServlet.handle(Unknown Source)
at org.webmacro.servlet.WMServlet.doRequest(WMServlet.java:255)
at org.webmacro.servlet.WMServlet.doGet(WMServlet.java:195)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:307)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:385)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:748)
at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:678)
at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:871)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)

** END NESTED EXCEPTION **