Easiest Way To Fix SQL Server Error Code = 0. Sqlstate 08s01

If you have SQL Server Error Code = 0. sqlstate 08s01 on your machine, this article may help you.

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    Communication between the driver and your current data source to which the car was trying to connect failed until the function ended. So in many cases it is a network error. It could be caused by packet loss, misconfigured firewall / switch.

      2013-05-08 16:44: 35 786 WARN (JDBCExceptionReporter.java:100) [org.hibernate.util.JDBCExceptionReporter, logExceptions] - Error: sql 0, SQLState: 08S012013-05-08 16:44:35 ERROR 786 (JDBCExceptionReporter.java:101) [org.hibernate.util.JDBCExceptionReporter, - logExceptions] Communication channel errorThe last successfully sent packet to the server was 9 milliseconds ago. No packets were sent from the server to the driver.2013-05-08 16:44:35 833 ERROR (AdminDaoImpl.java:297) [com.myapp.admin.db.AdminDaoImpl, createFilePackage] as data load: when adding exception, new archive packageorg.hibernate.Exception.JDBCConnectionException: Connection not opening    using org.hibernate.Exception.SQLStateConverter.convert (SQLStateConverter.java:97) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.Exception.JDBCExceptionHelper.convert (JDBCExceptionHelper.java:66) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.Exception.JDBCExceptionHelper.convert (JDBCExceptionHelper.java:52) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.jdbc.ConnectionManager.openConnection (ConnectionManager.java:449) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.jdbc.ConnectionManager.getConnection (ConnectionManager.java:167) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.jdbc.JDBCContext.connection (JDBCContext.java:142) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   At org.hibernate.transaction.JDBCTransaction.begin (JDBCTransaction.java:85) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]   In org.hibernate.impl.SessionImpl.beginTransaction (SessionImpl.java:1354) [hibernate-core-3.3.2.GA.jar: 3.3.2.GA]    with com.myapp.admin.db.AdminDaoImpl. createFilePackage (AdminDaoImpl.java:182) [AdminDaoImpl. Class: na]   at com.myapp.admin.ctrl.UploadController.processUploadZip (UploadController.java:217) [UploadController.class: na]    at sun.reflect.GeneratedMethodAccessor106.invoke (Unknown [na: na] source) under sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) [na: 1.6.0_35]    java at.lang.reflect.Method.invoke (Method.java:597) [na: 1.6.0_35]    org at.springframework.web.method.support.InvocableHandlerMethod.invoke (InvocableHandlerMethod.java:212) [spring-web-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest (InvocableHandlerMethod.java:126) [spring-web-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle (ServletInvocableHandlerMethod.java:96) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod (RequestMappingHandlerAdapter.java:617) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal (RequestMappingHandlerAdapter.java:578) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To b  paid]   at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle (AbstractHandlerMethodAdapter.java:80) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.DispatcherServlet.doDispatch (DispatcherServlet.java:900) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.DispatcherServlet.doService (DispatcherServlet.java:827) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.FrameworkServlet.processRequest (FrameworkServlet.java:882) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0. To free]   at org.springframework.web.servlet.FrameworkServlet.doPost (FrameworkServlet.java:789) [spring-webmvc-3.1.0.RELEASE.jar: 3.1.0.RELEASE]    at javax.servlet.http.HttpServlet.service (HttpServlet.java:647) [servlet-api. Glass: na]   at javax.servlet.http.HttpServlet.service (HttpServlet.java:728) [servlet-api.jar: na]   In org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:305) [catalina.jar: 7.0.35]    org at.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:210) [catalina.jar: 7.0.35]    org at.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:222) [catalina.jar: 7.0.35]    org at.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:123) [catalina.jar: 7.0.35]    org at.apache.catalina.authenticator.AuthenticatorBase.invoke (AuthenticatorBase.java:472) [catalina.jar: 7.0.35]    org at.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:171) [catalina.jar: 7.0.35]    org at.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:99) [catalina.jar: 7.0.35]    org at.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:118) [catalina.jar: 7.0.35]    org at.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:407) [catalina.jar: 7.0.35]    org at.apache.coyote.ajp.AjpProcessor.process (AjpProcessor.java:200) [tomcat-coyote.jar: 7.0.35]    org at.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process (AbstractProtocol.java:589) [tomcat-coyote.jar: 7.0.35]    org at.apache.tomcat.util.net.JIoEndpoint $ SocketProcessor.run (JIoEndpoint.java:310) [tomcat-coyote.jar: 7.0.35]    at java.util.concurrent.ThreadPoolExecutor $ Worker.runTask (ThreadPoolExecutor.java:886) [na: 1.6.0_35]    java at.util.concurrent.ThreadPoolExecutor $ Worker.run (ThreadPoolExecutor.java:908) [na: 1.6.0_35]    java at.lang.Thread.run (Thread.java:662) [na: 1.6.0_35]Caused by: com.mysql.jdbc.Exceptions.jdbc4.CommunicationsException: communication connection error 

    sql server error code = 0. sqlstate 08s01

    I have more than two web applications (spring mvc + hibernate + mysql) hosted on the specified server:

    1) Main application for viewing files as they are downloaded (which is inserted through the control application)

    This error sometimes occurs when I use the “admin” application to upload files for the “main” application with 10-20 insert / update requests.

      private hangover accommodationjava 1.6.0_35-b10Cat 7.0.35Server heap size 288 MBMySQL 5common-dbcp 1.2.2Mysql-connector-java 5.1.9 
               value = "test" 

    value = "test"


    sql server error code = 0. sqlstate 08s01



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  • hiberner.dialect = org.hiberner.dialect.MySQLDialecthibernate.hbm2ddl.auto = nonehibernate.jdbc.batch_size = 100hibernate.show_sql = falsehibernate.format_sql = falsehibernate.cache.use_second_level_cache = truehibernate.cache.use_query_cache = falsehibernate.cache.provider_class = org.hibernate.cache.NoCacheProviderhibernate.current_session_context_class = thread
      public string createFilePackage (FilePackage package)    The string message is "";    Session Procedure = getSessionFactory () .OpenSession ();Zero transaction TX; = experiment with        tx corresponds to session.beginTransaction ();        // Manage the package, only about 10-14 database inserts, 10 SELECTs and some query updates in one session        tx.commit ();     capture (exception e)        logger.error ("File upload: exclude and optionally add new font package", e);        if (tx! = null) tx.rollback ();     as the last point        session.close ();        Reply message; 

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