标题: ORA-12520: TNS:listener could not find available [打印本页] 作者: admin 时间: 2016-8-9 10:16 标题: ORA-12520: TNS:listener could not find available ORA-12520:TNS:listener could not find available handler for requested type of server Cause: None of the known and available service handlers forrequested type of
server (dedicated or shared) are appropriate for the client connection. Action: Run"lsnrctl services" to ensure that the instance(s) have registeredwith
the listener and that the appropriate handlers are accepting connections.