ORA-12505, TNS:监听器当前不知道连接描述符中给定的SID

我已经在我的windows 7 64位操作系统中安装了Oracle 11g Express Edition Release 2，并试图执行JDBC程序，然后我得到了以下错误:

java.sql.SQLException: Listener refused the connection with the following error:
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
    at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:412)
    at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:531)
    at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:221)
    at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
    at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:503)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at com.jlcindia.jdbc.JDBCUtil.geOracleConnection(JDBCUtil.java:28)
    at Lab3O.main(Lab3O.java:15)
Caused by: oracle.net.ns.NetException: Listener refused the connection with the following error:
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
    at oracle.net.ns.NSProtocol.connect(NSProtocol.java:385)
    at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1042)
    at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:301)
    ... 8 more

当前回答

我只是通过在服务中重新启动oracleService来修复它

2019-04-16 10:04:39

其他回答

我也遇到过类似的问题。问题开始突然发生-我们有负载平衡的数据库连接URL，但在jdbc连接中，我直接指向一个db。

更改为负载平衡的db url和它的工作。

2015-06-09 16:39:59

当你得到这个错误“ORA-12505, TNS:监听器目前不知道在连接描述符中给定的SID”

解决方案:打开服务，启动OracleServiceXE，然后尝试连接…

2013-10-21 06:35:25

连接con = DriverManager.getConnection (" jdbc: oracle:薄:@localhost: 1521: xe”,“斯科特”、“老虎”);

我得到的错误: