Question

java.sql.SQLException: Listener refused the connection with the following error:

java.sql.SQLException: Listener refused the connection with the following error:ORA-12505, TNS:listener does not currently know of SID given in connect descriptorThe Connection descriptor used by the client was:这个要怎么解决

Answer 1

ORACLE 的监听有问题了。

Answer 2

是监听没创建好的事