【registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.】的更多相关文章

registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

问题是tomcat的版本问题,tomcat新检测机制导致的这个问题,换版本可以解决问题,但不建议这么做,租用服务器不是你说换就换的.其实问题根源是BasicDataSource,BasicDataSource类close()的一个Bug. BasicDataSource's method close() doesn't deregister JDBC driver. This causes permgen memory leaks in web server environments, duri…

The web application registered the JDBC driver * but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

最近使用了最新版的tomcat9,使用jdbc链接mysql数据库.关闭tomcat过程中出现警告 13-Sep-2017 22:22:54.369 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesJdbc The web application [license] registered the JDBC driver [com.mysql.jdbc.Driver] but failed…

解决：The web application [] registered the JDBC driver [] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

问题描述 在将Spring Boot程序打包生成的war包部署到Tomcat后,启动Tomcat时总是报错,但是直接在IDEA中启动Application或者用"java -jar"方式运行jar包时都能正常运行.报错信息如下: To prevent a memory leak, the JDBC Driver has been forcibly unregistered. (为了防止内存泄漏,已强制注销JDBC驱动程序.) 开发环境 Spring Boot + MySql + Spr…

The web application [ ] registered the JDBC driver [net.sourceforge.jtds.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver

出现以下错误时,我找了很多方法,都未解决,网上有很多,最后我实在无奈,怀疑会不会是Tomcat的原因,更换了一个版本之后就好了.The web application [ ] registered the JDBC driver [net.sourceforge.jtds.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC…

严重: The web application [] registered the JDBC driver [com.microsoft.sqlserver.jdbc.SQLServerDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDB

idea项目启动报如下错误, 网上的方法都试了都没用, 一直没解决, 干掉项目, 重新从svn检出就好了...坑 啊 Root WebApplicationContext: initialization completed ms 九月 , :: 上午 org.apache.catalina.core.StandardContext startInternal 严重: Error filterStart 九月 , :: 上午 org.apache.catalina.core.StandardCon…

The web application [/codeMarket] registered the JBDC driver[.........] but failed to unregister it when the web application was stopped. To prevent

如果你报错了上面的这个严重,那么你的tomcat版本一定是在6.0.25之上的 原因:tomcat 6.025以后在sever.xml中引入了内存泄露侦测,对于垃圾回收不能处理的对像,它就会做日志. 解决办法: 1.tomcat版本换为6.0.25之下的 2.在tomcat的server.xml文件中,把 <!-- Prevent memory leaks due to use of particular java/javax APIs--> <Listener className=&q…

registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped.

最近在用maven整合SSH做个人主页时候,在eclipse里面使用tomcat7插件发布项目是没有问题的,但当打包成war之后,使用tomcat7单独发布项目,就出现了以下的错误. 严重: Context [/wangxin] startup failed due to previous errors 八月 16, 2017 7:29:12 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesJdbc 严重: T…

registered the JBDC driver [oracle.jdbc.OracleDriver] but failed to unregister it when the web application was stopped. (转)

最近项目中遇见一问题,在开发环境没有问题的代码,到了生产环境就会报如下错误:   严重: A web application registered the JBDC driver [oracle.jdbc.OracleDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregis…

[tomcat启动报错]registered the JDBC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped

环境:一个tomcat ,一个工程配置了多数据源,在启动的时候报如下错误: SEVERE: The web application [/qdp-resource-job] registered the JDBC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDB…

Tomcat运行一段时间后，自动停止关闭，To prevent a memory leak,Druid 数据库连接自动关闭， the JDBC Driver has been forcibly unregistered.

1. Tomcat 错误日志 tail -100f tomcat9/logs/catalina.out 21-Sep-2017 23:05:39.301 INFO [Thread-5] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["ajp-nio-8809"]21-Sep-2017 23:05:39.352 INFO [Thread-5] org.apache.catalina.core.Stand…