Error number 4001 in 4: Error while parsing velocity page KB.TipBox
Wrapped Exception: Invocation of method 'search' in  class com.xpn.xwiki.store.XWikiHibernateStore threw exception class com.xpn.xwiki.XWikiException : Error number 3223 in 3: Exception while searching documents with sql select distinct xlink.fullName from XWikiLink as xlink where xlink.link='KB.TipBox' order by xlink.fullName
Wrapped Exception: could not execute query
com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while parsing velocity page KB.TipBox
Wrapped Exception: Invocation of method 'search' in  class com.xpn.xwiki.store.XWikiHibernateStore threw exception class com.xpn.xwiki.XWikiException : Error number 3223 in 3: Exception while searching documents with sql select distinct xlink.fullName from XWikiLink as xlink where xlink.link='KB.TipBox' order by xlink.fullName
Wrapped Exception: could not execute query
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:156)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:109)
        at com.xpn.xwiki.render.XWikiRenderingEngine.renderText(XWikiRenderingEngine.java:208)
        at com.xpn.xwiki.XWiki.include(XWiki.java:2510)
        at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:566)
        at sun.reflect.GeneratedMethodAccessor140.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:267)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:197)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
        at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:220)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:70)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:89)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:248)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:150)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1107)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1071)
        at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:101)
        at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:155)
        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
        at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
        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 com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:127)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
        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.valves.AccessLogValve.invoke(AccessLogValve.java:526)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
        at java.lang.Thread.run(Thread.java:595)
Wrapped Exception:com.xpn.xwiki.XWikiException: Error number 3223 in 3: Exception while searching documents with sql select distinct xlink.fullName from XWikiLink as xlink where xlink.link='KB.TipBox' order by xlink.fullName
Wrapped Exception: could not execute query
        at com.xpn.xwiki.store.XWikiHibernateStore.search(XWikiHibernateStore.java:1610)
        at com.xpn.xwiki.store.XWikiHibernateStore.search(XWikiHibernateStore.java:1657)
        at sun.reflect.GeneratedMethodAccessor169.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:267)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:197)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
        at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:327)
        at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:51)
        at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:95)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:248)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:150)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:109)
        at com.xpn.xwiki.render.XWikiRenderingEngine.renderText(XWikiRenderingEngine.java:208)
        at com.xpn.xwiki.XWiki.include(XWiki.java:2510)
        at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:566)
        at sun.reflect.GeneratedMethodAccessor140.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:267)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:197)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
        at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:220)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:70)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:89)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:248)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:150)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1107)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1071)
        at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:101)
        at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:155)
        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
        at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
        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 com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:127)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
        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.valves.AccessLogValve.invoke(AccessLogValve.java:526)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
        at java.lang.Thread.run(Thread.java:595)
Wrapped Exception:java.sql.SQLException: Got error 28 from storage engine
        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2847)
        at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1531)
        at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1622)
        at com.mysql.jdbc.Connection.execSQL(Connection.java:2376)
        at com.mysql.jdbc.Connection.execSQL(Connection.java:2297)
        at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1860)
        at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1705)
        at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:92)
        at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:92)
        at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:118)
        at org.hibernate.loader.Loader.getResultSet(Loader.java:1239)
        at org.hibernate.loader.Loader.doQuery(Loader.java:374)
        at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:210)
        at org.hibernate.loader.Loader.doList(Loader.java:1562)
        at org.hibernate.loader.Loader.list(Loader.java:1545)
        at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:375)
        at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:271)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:840)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:74)
        at com.xpn.xwiki.store.XWikiHibernateStore.search(XWikiHibernateStore.java:1599)
        at com.xpn.xwiki.store.XWikiHibernateStore.search(XWikiHibernateStore.java:1657)
        at sun.reflect.GeneratedMethodAccessor169.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:267)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:197)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
        at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:327)
        at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:51)
        at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:95)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:248)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:150)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:109)
        at com.xpn.xwiki.render.XWikiRenderingEngine.renderText(XWikiRenderingEngine.java:208)
        at com.xpn.xwiki.XWiki.include(XWiki.java:2510)
        at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:566)
        at sun.reflect.GeneratedMethodAccessor140.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:267)
        at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:197)
        at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
        at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:220)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:70)
        at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:89)
        at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:248)
        at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:150)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1107)
        at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1071)
        at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:101)
        at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:155)
        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
        at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
        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 com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:127)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
        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.valves.AccessLogValve.invoke(AccessLogValve.java:526)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
        at java.lang.Thread.run(Thread.java:595)