2015年1月21日的一个报错

来源：互联网发布：以大数据为主题的论文编辑：程序博客网时间：2024/04/30 23:48

一月 21, 201510:32:31上午com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask run

警告:com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@c693b3f --Acquisition Attempt Failed!!! Clearing pending acquires. While trying toacquire a needed new resource, we failed to succeed more than the maximumnumber of allowed acquisition attempts (30). Last acquisition attemptexception:

java.sql.SQLException: Access denied for user 'root'@'localhost' (usingpassword: YES)

atcom.mysql.jdbc.SQLError.createSQLException(SQLError.java:1075)

atcom.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3566)

atcom.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3498)

atcom.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:919)

atcom.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:4004)

atcom.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1284)

atcom.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2312)

atcom.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2122)

atcom.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:774)

atcom.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:49)

atsun.reflect.GeneratedConstructorAccessor13.newInstance(Unknown Source)

atsun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)

atjava.lang.reflect.Constructor.newInstance(Unknown Source)

atcom.mysql.jdbc.Util.handleNewInstance(Util.java:409)

atcom.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:375)

atcom.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:289)

atcom.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:134)

atcom.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:182)

atcom.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:171)

atcom.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:137)

atcom.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014)

atcom.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32)

atcom.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810)

atcom.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)

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