我正在尝试在Eclipse Mars中为我的DWP添加一个Postgres DB。 在完成创建的所有步骤后，eclipse表示连接存在问题
在详细的ping中我得到了这个
org.postgresql.util.PSQLException: �����: ������������ "postgres" �� ������ �������� ����������� (�� ������)
at org.postgresql.core.v3.ConnectionFactoryImpl.doAuthentication(ConnectionFactoryImpl.java:415)
at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:188)
at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:64)
at org.postgresql.jdbc2.AbstractJdbc2Connection.<init>(AbstractJdbc2Connection.java:143)
at org.postgresql.jdbc3.AbstractJdbc3Connection.<init>(AbstractJdbc3Connection.java:29)
at org.postgresql.jdbc3g.AbstractJdbc3gConnection.<init>(AbstractJdbc3gConnection.java:21)
at org.postgresql.jdbc4.AbstractJdbc4Connection.<init>(AbstractJdbc4Connection.java:38)
at org.postgresql.jdbc4.Jdbc4Connection.<init>(Jdbc4Connection.java:24)
at org.postgresql.Driver.makeConnection(Driver.java:412)
at org.postgresql.Driver.connect(Driver.java:280)
at org.eclipse.datatools.enablement.internal.postgresql.PostgreSQLJDBCConnection.createConnection(PostgreSQLJDBCConnection.java:87)
at org.eclipse.datatools.connectivity.DriverConnectionBase.internalCreateConnection(DriverConnectionBase.java:105)
at org.eclipse.datatools.connectivity.DriverConnectionBase.open(DriverConnectionBase.java:54)
at org.eclipse.datatools.enablement.internal.postgresql.PostgreSQLJDBCConnection.<init>(PostgreSQLJDBCConnection.java:47)
at org.eclipse.datatools.enablement.internal.postgresql.PostgreSQLConnectionFactory.createConnection(PostgreSQLConnectionFactory.java:51)
at org.eclipse.datatools.connectivity.internal.ConnectionFactoryProvider.createConnection(ConnectionFactoryProvider.java:83)
at org.eclipse.datatools.connectivity.internal.ConnectionProfile.createConnection(ConnectionProfile.java:359)
at org.eclipse.datatools.connectivity.ui.PingJob.createTestConnection(PingJob.java:76)
at org.eclipse.datatools.connectivity.ui.PingJob.run(PingJob.java:59)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
它可能是由什么造成的？
我用 Eclipse Mars Release（4.5.0），PostgreSQL 9.3，JDK 1.8和驱动程序9.3-1103 JDBC 41非常适合我的版本