标题: ORA-12624: TNS:connection is already registered [打印本页] 作者: admin 时间: 2016-8-9 11:45 标题: ORA-12624: TNS:connection is already registered ORA-12624:TNS:connection is already registered Cause: An attempt to register a connection for event notificationfailed because
the connection is already registered. Action: Notnormally visible to the user. For further details, turn on tracing and
reexecute the operation and contact Oracle Customer Support.