hi all,

I am trying to connect Oracle10 database but when i am trying to connect with sys log init gives me problem for insufficient previleges.

sqlplus /nolog

SQL*Plus: Release - Production on Wed Oct 8 08:53:31 2008

Copyright (c) 1982, 2005, Oracle. All rights reserved.

SQL> conn as sysdba
Enter user-name: sys
Enter password:
ORA-01031: insufficient privileges

what should i do?

please guide!!