Exceptions occurred during spring + ibatis + jetty + mysql startup.

Spring + ibatis + jetty + mysql has an exception during startup, not every time this problem occurs. when the startup fails, the network can be connected. do you know what the problem is. When the startup fails, mysql can be used to connect to the server. 2015-10-2917: 33: 54.008: INFO: oejs. Server: jetty-8.1.9.v201301312015-10-2917: 33: 54.102: INFO: oejpw. PlusConfiguration: NoTransactionmanagerfound ibatismysqlspringjetty

Spring + ibatis + jetty + mysql has an exception during startup, not every time this problem occurs. when the startup fails, the network can be connected. do you know what the problem is.
When the startup fails, mysql can be used to connect to the server.

17:33:54. 008: INFO: oejs. Server: jetty-8.1.9.v20130131
17:33:54. 102: INFO: oejpw. PlusConfiguration: No Transaction manager found-if your webapp requires one, please configure one.
17:33:54. 441: INFO:/: No Spring WebApplicationInitializer types detected on classpath
17:33:54. 572: INFO:/: Set web app root system property: 'aijiazu. root '= [D: \ cxjy \ code \ aijiazu-server \ src \ main \ webapp]
17:33:54. 623: INFO:/: Initializing log4j from [classpath: log4j. properties]
17:33:54. 632: INFO:/: Initializing Spring root WebApplicationContext
17:35:07, 342 [main] ERROR org. springframework. web. context. ContextLoader: 319-Context initialization failed
Org. springframework. beans. factory. beanCreationException: Error creating bean with name 'sqlmapclient' defined in class path resource [conf/spring-db.xml]: Invocation of init method failed; nested exception is com. ibatis. common. exception. nestedRuntimeException: Error occurred. cause: com. ibatis. common. xml. nodeletException: Error parsing XML. cause: java.net. connectException: Connection timed out: connect
Caused by: java.net. ConnectException: Connection timed out: connect
Caused by: com. ibatis. common. xml. NodeletException: Error parsing XML. Cause: java.net. ConnectException: Connection timed out: connect
Caused by: java.net. ConnectException: Connection timed out: connect
At org. springframework. beans. factory. support. AbstractAutowireCapableBeanFactory. initializeBean (AbstractAutowireCapableBeanFactory. java: 1482)
At org. springframework. beans. factory. support. AbstractAutowireCapableBeanFactory. doCreateBean (AbstractAutowireCapableBeanFactory. java: 521)
At org. springframework. beans. factory. support. AbstractAutowireCapableBeanFactory. createBean (AbstractAutowireCapableBeanFactory. java: 458)
At org. springframework. beans. factory. support. AbstractBeanFactory $1. getObject (AbstractBeanFactory. java: 295)
At org. springframework. beans. factory. support. DefaultSingletonBeanRegistry. getSingleton (DefaultSingletonBeanRegistry. java: 223)
At org. springframework. beans. factory. support. AbstractBeanFactory. doGetBean (AbstractBeanFactory. java: 292)
At org. springframework. beans. factory. support. AbstractBeanFactory. getBean (AbstractBeanFactory. java: 194)
At org. springframework. beans. factory. support. DefaultListableBeanFactory. preInstantiateSingletons (DefaultListableBeanFactory. java: 610)
At org. springframework. context. support. AbstractApplicationContext. finispolicanfactoryinitialization (AbstractApplicationContext. java: 932)
At org. springframework. context. support. AbstractApplicationContext. refresh (AbstractApplicationContext. java: 479)
At org. springframework. web. context. ContextLoader. configureAndRefreshWebApplicationContext (ContextLoader. java: 389)
At org. springframework. web. context. ContextLoader. initWebApplicationContext (ContextLoader. java: 294)
At org. springframework. web. context. ContextLoaderListener. contextInitialized (ContextLoaderListener. java: 112)
At org. eclipse. jetty. server. handler. ContextHandler. callContextInitialized (ContextHandler. java: 775)
At org. eclipse. jetty. servlet. ServletContextHandler. callContextInitialized (ServletContextHandler. java: 424)
At org. eclipse. jetty. server. handler. ContextHandler. startContext (ContextHandler. java: 767)
At org. eclipse. jetty. servlet. ServletContextHandler. startContext (ServletContextHandler. java: 249)
At org. eclipse. jetty. webapp. WebAppContext. startContext (WebAppContext. java: 1250)
At org. eclipse. jetty. server. handler. ContextHandler. doStart (ContextHandler. java: 710)
At org. eclipse. jetty. webapp. WebAppContext. doStart (WebAppContext. java: 492)
At org. mortbay. jetty. plugin. JettyWebAppContext. doStart (JettyWebAppContext. java: 293)
At org. eclipse. jetty. util. component. AbstractLifeCycle. start (AbstractLifeCycle. java: 64)
At org. eclipse. jetty. server. handler. HandlerCollection. doStart (HandlerCollection. java: 229)
At org. eclipse. jetty. server. handler. ContextHandlerCollection. doStart (ContextHandlerCollection. java: 172)
At org. eclipse. jetty. util. component. AbstractLifeCycle. start (AbstractLifeCycle. java: 64)
At org. eclipse. jetty. server. handler. HandlerCollection. doStart (HandlerCollection. java: 229)
At org. eclipse. jetty. util. component. AbstractLifeCycle. start (AbstractLifeCycle. java: 64)
At org. eclipse. jetty. server. handler. HandlerWrapper. doStart (HandlerWrapper. java: 95)
At org. eclipse. jetty. server. Server. doStart (servers. java: 280)
At org. mortbay. jetty. plugin. JettyServer. doStart (JettyServer. java: 65)
At org. eclipse. jetty. util. component. AbstractLifeCycle. start (AbstractLifeCycle. java: 64)
At org. mortbay. jetty. plugin. AbstractJettyMojo. startJetty (AbstractJettyMojo. java: 520)
At org.mortbay.jetty.plugin.AbstractJettyMojo.exe cute (AbstractJettyMojo. java: 365)
At org.mortbay.jetty.plugin.JettyRunMojo.exe cute (JettyRunMojo. java: 523)
At org.apache.maven.plugin.DefaultBuildPluginManager.exe cuteMojo (DefaultBuildPluginManager. java: 107)
At org.apache.maven.lifecycle.internal.MojoExecutor.exe cute (MojoExecutor. java: 209)
At org.apache.maven.lifecycle.internal.MojoExecutor.exe cute (MojoExecutor. java: 153)
At org.apache.maven.lifecycle.internal.MojoExecutor.exe cute (MojoExecutor. java: 145)
At org. apache. maven. lifecycle. internal. LifecycleModuleBuilder. buildProject (LifecycleModuleBuilder. java: 84)
At org. apache. maven. lifecycle. internal. LifecycleModuleBuilder. buildProject (LifecycleModuleBuilder. java: 59)
At org. apache. maven. lifecycle. internal. LifecycleStarter. singleThreadedBuild (LifecycleStarter. java: 183)
At org.apache.maven.lifecycle.internal.LifecycleStarter.exe cute (LifecycleStarter. java: 161)
At org. apache. maven. DefaultMaven. doExecute (DefaultMaven. java: 319)
At org.apache.maven.DefaultMaven.exe cute (DefaultMaven. java: 156)
At org.apache.maven.cli.MavenCli.exe cute (MavenCli. java: 534)
At org. apache. maven. cli. MavenCli. doMain (MavenCli. java: 196)
At org. apache. maven. cli. MavenCli. main (MavenCli. java: 141)
At sun. reflect. NativeMethodAccessorImpl. invoke0 (Native Method)
At sun. reflect. NativeMethodAccessorImpl. invoke (NativeMethodAccessorImpl. java: 57)
At sun. reflect. DelegatingMethodAccessorImpl. invoke (DelegatingMethodAccessorImpl. java: 43)
At java. lang. reflect. Method. invoke (Method. java: 606)
At org. codehaus. plexus. classworlds. launcher. Launcher. launchEnhanced (Launcher. java: 290)
At org. codehaus. plexus. classworlds. launcher. Launcher. launch (Launcher. java: 230)
At org. codehaus. plexus. classworlds. launcher. Launcher. mainWithExitCode (Launcher. java: 409)
At org. codehaus. plexus. classworlds. launcher. Launcher. main (Launcher. java: 352)
Caused by: com. ibatis. common. exception. nestedRuntimeException: Error occurred. cause: com. ibatis. common. xml. nodeletException: Error parsing XML. cause: java.net. connectException: Connection timed out: connect
Caused by: java.net. ConnectException: Connection timed out: connect
Caused by: com. ibatis. common. xml. NodeletException: Error parsing XML. Cause: java.net. ConnectException: Connection timed out: connect
Caused by: java.net. ConnectException: Connection timed out: connect
At com. ibatis. sqlmap. engine. builder. xml. SqlMapConfigParser. parse (SqlMapConfigParser. java: 81)
At com. ibatis. sqlmap. client. SqlMapClientBuilder. buildSqlMapClient (SqlMapClientBuilder. java: 62)
At org. springframework. orm. ibatis. SqlMapClientFactoryBean. buildSqlMapClient (SqlMapClientFactoryBean. java: 329)
At org. springframework. orm. ibatis. SqlMapClientFactoryBean. afterPropertiesSet (SqlMapClientFactoryBean. java: 280)
At org. springframework. beans. factory. support. AbstractAutowireCapableBeanFactory. invokeInitMethods (AbstractAutowireCapableBeanFactory. java: 1541)
At org. springframework. beans. factory. support. AbstractAutowireCapableBeanFactory. initializeBean (AbstractAutowireCapableBeanFactory. java: 1479)
... 54 more
Caused by: com. ibatis. common. xml. NodeletException: Error parsing XML. Cause: java.net. ConnectException: Connection timed out: connect
Caused by: java.net. ConnectException: Connection timed out: connect
At com. ibatis. common. xml. NodeletParser. parse (NodeletParser. java: 53)
At com. ibatis. sqlmap. engine. builder. xml. SqlMapConfigParser. parse (SqlMapConfigParser. java: 78)
... 59 more
Caused by: java.net. ConnectException: Connection timed out: connect
At java.net. DualStackPlainSocketImpl. connect0 (Native Method)
At java.net. DualStackPlainSocketImpl. socketConnect (DualStackPlainSocketImpl. java: 79)
At java.net. AbstractPlainSocketImpl. doConnect (AbstractPlainSocketImpl. java: 339)
At java.net. AbstractPlainSocketImpl. connectToAddress (AbstractPlainSocketImpl. java: 200)
At java.net. AbstractPlainSocketImpl. connect (AbstractPlainSocketImpl. java: 182)
At java.net. PlainSocketImpl. connect (PlainSocketImpl. java: 172)
At java.net. SocksSocketImpl. connect (SocksSocketImpl. java: 392)
At java.net. Socket. connect (Socket. java: 579)
At java.net. Socket. connect (Socket. java: 528)
At sun.net. NetworkClient. doConnect (NetworkClient. java: 180)
At sun.net. www. http. HttpClient. openServer (HttpClient. java: 378)
At sun.net. www. http. HttpClient. openServer (HttpClient. java: 473)
At sun.net. www. http. HttpClient. parseHTTP (HttpClient. java: 598)