RedHat9上安装Oracle9.2.0出错

acho

出错提示如下：

[oracle@localhost oracle]$ sqlplus "/ as sysdba"

SQL*Plus: Release 9.2.0.4.0 - Production on Fri Jul 2 00:47:46 2004

Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.

Connected to an idle instance.

SQL> startup
ORACLE instance started.

Total System Global Area   42742804 bytes
Fixed Size                   451604 bytes
Variable Size              41943040 bytes
Database Buffers             204800 bytes
Redo Buffers                 143360 bytes
ORA-00205: error in identifying controlfile, check alert log for more info


SQL> shutdown
ORA-01507: database not mounted


ORACLE instance shut down.
SQL>


[oracle@localhost oracle]$ bin/dbstart

SQL*Plus: Release 9.2.0.4.0 - Production on Fri Jul 2 00:45:08 2004

Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.

SQL> ERROR:
ORA-12162: TNS:service name is incorrectly specified


SQL> ORA-12162: TNS:service name is incorrectly specified
SQL>
Database "" warm started.
[oracle@localhost oracle]$ bin/dbshut

SQL*Plus: Release 9.2.0.4.0 - Production on Fri Jul 2 00:45:12 2004

Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.

SQL> ERROR:
ORA-12162: TNS:service name is incorrectly specified


SQL> ORA-12162: TNS:service name is incorrectly specified
SQL> Database "" shut down.


请高手指点！