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via segmentfault.com by Unknown author, 1 year ago
Data source rejected establishment of connection, message from server: "Too many connections"
via Stack Overflow by Lena Bru
, 2 years ago
Data source rejected establishment of connection, message from server: "Too many connections"
com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection,  message from server: "Too many connections"	at sun.reflect.GeneratedConstructorAccessor13.newInstance(Unknown Source)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)	at java.lang.reflect.Constructor.newInstance(Unknown Source)	at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)	at com.mysql.jdbc.Util.getInstance(Util.java:360)	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:956)	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:935)	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:924)	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1037)	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2234)	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2265)	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2064)	at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:790)	at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44)	at sun.reflect.GeneratedConstructorAccessor11.newInstance(Unknown Source)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)	at java.lang.reflect.Constructor.newInstance(Unknown Source)	at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:395)	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325)	at com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:146)	at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:195)	at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:184)	at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:200)	at com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1086)	at com.mchange.v2.resourcepool.BasicResourcePool.doAcquireAndDecrementPendingAcquiresWithinLockOnSuccess(BasicResourcePool.java:1073)	at com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:44)	at com.mchange.v2.resourcepool.BasicResourcePool$ScatteredAcquireTask.run(BasicResourcePool.java:1810)	at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:648)