PLSQL报错：ORA-12505:监听程序当前无法识别连接描述符中所给出的SID

解腊旅岩决镇码ORACLE常见错轮御误ORA-12505

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apex2006错误

1. ORA-12560：TNS：协议适配器错误

2. ORA-12514：TNS：监听程差蔽序无法识别传入连接请求的服务名称

3. ORA-12154：TNS：找不到指闹悉定的连接识别符

4. ORA-12541：TNS：没有虚弯州相应的监听程序

5. ORA-12518：TNS：监听程序无法分配适当的侦听句柄

(DESCRIPTION =

(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.75)(PORT = 1521))

(CONNECT_DATA =

(SERVER = DEDICATED)

(SERVICE_NAME = orcl)

)

)

devdb=

(DESCRIPTION =

(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.84)(PORT = 1521))

(CONNECT_DATA =

(SERVER = DEDICATED)

(SERVICE_NAME =devdb.ecp888.com)

)

)