mysql异常 大家给看看是什么问题
2010-02-20 22:26:04,140 ERROR [http-80-10] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 0 ms ago.
2010-02-20 22:26:04,406 ERROR [http-80-4] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 1234 ms ago.
2010-02-20 22:26:04,406 ERROR [http-80-8] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 1297 ms ago.
2010-02-20 22:26:04,406 ERROR [http-80-13] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 1297 ms ago.
2010-02-20 22:26:04,390 ERROR [http-80-27] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 438 ms ago.
2010-02-20 22:26:04,156 ERROR [http-80-28] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 0 ms ago.
2010-02-20 22:26:04,156 ERROR [http-80-2] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 0 ms ago.
2010-02-20 22:26:04,140 ERROR [http-80-9] util.JDBCExceptionReporter - Communications link failure
Last packet sent to the server was 438 ms ago.
2010-02-20 22:26:07,250 ERROR [http-80-8] view.GroovyPageView - Error processing GroovyPageView: could not load an entity: [Product#40]; nested exception is org.hibernate.exception.JDBCConnectionException: could not load an entity: [Product#40]
org.springframework.dao.DataAccessResourceFailureException: could not load an entity: [Product#40]; nested exception is org.hibernate.exception.JDBCConnectionException: could not load an entity: [Product#40]
at www1_junjoy_com_WEB_INF_grails_app_views_pub_index_gsp$_run_closure14.doCall(www1_junjoy_com_WEB_INF_grails_app_views_pub_index_gsp:123)
at www1_junjoy_com_WEB_INF_grails_app_views_pub_index_gsp.run(www1_junjoy_com_WEB_INF_grails_app_views_pub_index_gsp:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)
Caused by: org.hibernate.exception.JDBCConnectionException: could not load an entity: [Product#40]
... 28 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
Last packet sent to the server was 1297 ms ago.
at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3009)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2895)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3438)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1951)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2101)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2554)
at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1761)
at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1912)
at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:92)
... 28 more
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2455)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2906)
... 36 more
向大家请教了。。。。。。 菜鸟
