Hi,
I've installed Oracle express edition on my server and he give me that errors:

Starting Oracle Net Listener...Done
Configuring Database...grep: /usr/lib/oracle/xe/app/oracle/product/10.2.0/server/config/log/*.log: No such file or directory
Done
/bin/chmod: cannot access `/usr/lib/oracle/xe/oradata/XE': No such file or directory
/bin/chmod: cannot access `/usr/lib/oracle/xe/oradata/XE': No such file or directory
Starting Oracle Database 10g Express Edition Instance...Done
Installation Completed Successfully.
To access the Database Home Page go to "http://127.0.0.1:8081/apex"

and when i give start command: etc/init.d/oracle-xe start it give me that error:

Starting Oracle Net Listener.
Starting Oracle Database 10g Express Edition Instance.
Failed to start Oracle Net Listener using /usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin/tnslsnr and Oracle Express Database using /usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin/sqlplus.

The installation was made with next commands:
rpm -ivh oracle-xe-univ-10.2.0.1-1.0.i386.rpm
/etc/init.d/oracle-xe configure
First error message came after i set http port,database acces port and finaly i give 'yes' to start database on boot.

Please help me !
Best regards
Teero