剛在win7 上裝了Oracle10g(10.2.0.3) ,安裝成功後,用plsql進行登錄,卻報ORA-12514錯誤,查看oracle服務和監聽服務,2個服務都啓動了。
這個問題一般都是監聽文件配置有問題,解決如下:
在<oracle home >\network\ADMIN下找到 listener.ora 文件,將裏邊的主機改成127.0.0.1
在原有文件上修改如下:(紅字部分爲新添加的)
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(PROGRAM = extproc)
)
(SID_DESC =
(GLOBAL_DBNAME = ORCL)
(ORACLE_HOME = D:\oracle\product\10.2.0\db_1)
(SID_NAME = ORCL)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
)
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
)
注意以上 紅字部分爲添加的內容,藍色部分要注意根據本機實際情況進行修改; 修改完後,最後重啓監聽服務即可。
若還是不行的話,哥再給你說下,看看xxx\dbhome_1\network\admin\tnsnames.ora 這個文件,再最後加上紅字部分,然後重啓服務,就ok啦:
# tnsnames.ora Network Configuration File: D:\database\oracle\product\11.2.0\dbhome_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
ORACLR_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT_DATA =
(SID = CLRExtProc)
(PRESENTATION = RO)
)
)
ORCL =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = WIN-IDNE5IVCU5E)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
如果最後還是搞不定,那就來個痛快,把監聽全部刪掉,記得在 註冊表 裏把監聽也幹掉,然後利用net configured 進行重新配置監聽,配置完檢查下上邊提到的紅色部分。就沒問題啦!