数据库在安装完成后，在启动时，报错误：ORA-01078: failure in processing system parameters

 1[oracle@localhost ~]$ sqlplus /nolog
 2SQL*Plus: Release 10.2.0.4.0 - Production on Fri Dec 2 15:56:00 2011
 3Copyright (c) 1982, 2007, Oracle.  All Rights Reserved.
 4SQL> conn /as sysdba;
 5Connected to an idle instance.
 6SQL> startup
 7ORA-01078: failure in processing system parameters
 8LRM-00109: could not open parameter file '/opt/oracle/product/10g/dbs/initnis.ora'
 9从上面报的错误不难看出是缺少了文件initnis.ora，于是执行cp /opt/oracle/admin/gaxt/pfile/init.ora.1122011151513 /opt/oracle/product/10g/dbs/initnis.ora
10重新启动，
11SQL> conn /as sysdba;
12Connected to an idle instance.
13SQL> startup
14ORACLE instance started.
15Total System Global Area 1258291200 bytes
16Fixed Size                  1267236 bytes
17Variable Size             318769628 bytes
18Database Buffers          922746880 bytes
19Redo Buffers               15507456 bytes
20ORA-01102: cannot mount database in EXCLUSIVE mode

发现可以启动，上面的问题解决，但又报了一个错。解决方面请查我的另一篇日志：