Staring Oracle in Ubuntu. - Problem and work around resolution.

1) /etc/init.d/./oralcle-xe.sh start


2) error:
Copyright (c) 1991, 2005, Oracle. All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC_FOR_XE)))
TNS-12541: TNS:no listener
TNS-12560: TNS:protocol adapter error
TNS-00511: No listener
Linux Error: 111: Connection refused
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=lexi)(PORT=1521)))
TNS-12541: TNS:no listener
TNS-12560: TNS:protocol adapter error
TNS-00511: No listener
Linux Error: 111: Connection refused
byorn@lexi:/etc/init.d$ sudo ./oracle-xe restart
Shutting down Oracle Database 10g Express Edition Instance.
Stopping Oracle Net Listener

3) Now:
sudo /etc/init.d/./oralcle-xe.sh restart

4) success:
ler(s) for this service...
The command completed successfully


Any body have any idea about this?