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java.sql.SQLException:在com.mysql.jdbc.MysqlIO的com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1075)中,用户'root'@'dexterlabs06'(使用密码:YES)拒绝访问 . check.com.jysc.Mysql上的com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:920)中的com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3494)中的checkErrorPacket(MysqlIO.java:3562) .secureAuth411(MysqlIO.java:4000)位于com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1285)的com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2186)com.mysql.jdbc . ConnectionImpl . (ConnectionImpl.java:787)位于com.mysql.jdbc.JDBC4Connection . (JDBC4Connection.java:49)at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java: 39)在com.mysq的java.lang.reflect.Constructor.newInstance(Constructor.java:513)的sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) l.jdbc.Util.handleNewInstance(Util.java:409)at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:357)at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:285)at java .sql.DriverManager.getConnection(DriverManager.java:582)位于java.sql.DriverManager.getConnection(DriverManager.java:185)的testloginserv.doPost(Testloginserv.java:41)javax.servlet.http.HttpServlet.service( HttpServlet.java:641)位于org.apache.catalina.core的org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)的javax.servlet.http.HttpServlet.service(HttpServlet.java:722)位于org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java)的org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)中的.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) :243)在org.apache.catalina.cor上的org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) e.tandardWrapperValve.invoke(StandardWrapperValve.java:224)org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)位于org.apache.catalina.valves.AccessLogValve.invoke的org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) (AccessLogValve.java:929)org.apache中的org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:405) . ory.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process(AbstractProtocol.java:515)org.apache.tomcat.util.net.JIoEndpoint $ SocketProcessor.run( JIoEndpoint.java:304)在java.util.concurrent.ThreadPoolExecutor $ Worker.runTask(ThreadPoolExecutor.java: 885)at java.util.concurrent.ThreadPoolExecutor $ Worker.run(ThreadPoolExecutor.java:907)at java.lang.Thread.run(Thread.java:619)

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