Unable to connect using system after installation...

Hello,
I'm running Fedora (core 7) and have installed "oracle-xe-univ-10.2.0.1-1.0.i386.rpm" (universal). I've configured it with all the defaults.
I can navigate to the "home page" but whenever I try to login I get an error saying "invalid username/password". My password is test and I've tried with username "SYSTEM", "SYS", "system", "sys".
All of this is being done as root (the install was also done as root).
Anyone have any idea what's happening here???
Thanks!

Try following command , reset password and try
su - oracle
cd /usr/lib/oracle/xe/app/oracle/product/10.2.0./server/bin
# on bash or ksh
. ./oracle_env.sh
sqlplus "/ as sysdba"
alter user system identified by test;
- Virag Sharma
http://virag.sharma.googlepages.com/

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