oracle中tns:no listener 错误
来源:百度知道 编辑:UC知道 时间:2024/06/22 14:37:50
我之前本机上只装有一个数据库,实例名为orcl ,今天我又在本机装了一个新的实例,实例名为orcl1 ,当我用本机pl/sql连接时orcl正常,但连接orcl1,就报tns:no listener错误,请教一下,是怎么回事(下面附本机的listener文件)
LISTENER1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = xiao)(PORT = 1522))
)
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = orcl)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(SID_NAME = orcl)
)
)
SID_LIST_LISTENER1 =
(SID_LIST =
(SID_DESC =
(SID_NAME = orcl1)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = orcl1)
(SID_NAME = orcl1)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOS
LISTENER1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = xiao)(PORT = 1522))
)
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = orcl)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = orcl)
(SID_NAME = orcl)
)
)
SID_LIST_LISTENER1 =
(SID_LIST =
(SID_DESC =
(SID_NAME = orcl1)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = orcl1)
(SID_NAME = orcl1)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOS
你监听没启动吧?
控制面板-管理工具-服务
你看看你下边的那个类似于“OracleOraHome92TNSListener”的东西是否是启动状态
你如果是windows 你可以在开一个命令控制窗口,输入oracle orcl回车,然后在开一个命令控制窗口 输入 set oracle_sid=orcl 就可以了!
该修改的是sqlnet.ora。。要是嫌复杂的话,使用netmgr 或者netca配置一下orcl1的具体设置。很容易的,不懂得话,自己到技术论坛上看看资料就好了,不要有畏难的情绪。
可能是监听程序没启动吧! 要吗就重新配置一个监听!
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