Adempiere dump file into Linux(ubuntu) AppExpress?

Hi Varad, I m trying to import Adempiere.dmp into XE based on Ubuntu 8.04 and I have this message>

nadrog@nadrog:~$ su oracle
Password:
To run a command as administrator (user "root"), use "sudo ".
See "man sudo_root" for details.

oracle@nadrog:/home/nadrog$ .
bash: .: filename argument required
.: usage: . filename arguments
oracle@nadrog:/home/nadrog$ cd Desktop
oracle@nadrog:/home/nadrog/Desktop$ cd..
bash: cd..: command not found
oracle@nadrog:/home/nadrog/Desktop$ cd Nadrog
bash: cd: Nadrog: No such file or directory
oracle@nadrog:/home/nadrog/Desktop$ cd /home/nadrog/
oracle@nadrog:/home/nadrog$ cd usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin
bash: cd: usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin: No such file or directory
oracle@nadrog:/home/nadrog$ cd /usr/lib/oracle/xe/app/oracle
oracle@nadrog:~/app/oracle$ cd /product/10.2.0/server/bin
bash: cd: /product/10.2.0/server/bin: No such file or directory
oracle@nadrog:~/app/oracle$ cd /product/10.2.0/
bash: cd: /product/10.2.0/: No such file or directory
oracle@nadrog:~/app/oracle$ cd /product/10.2.0
bash: cd: /product/10.2.0: No such file or directory
oracle@nadrog:~/app/oracle$ /usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin/imp adempiere@adempiere

Message 100 not found; No message file for product=RDBMS, facility=IMP: Release 10.2.0.1.0 - Production on Mon Apr 20 05:09:48 2009

Copyright (c) 1982, 2005, Orac
Invalid format of Import utility name

Verify that ORACLE_HOME is properly set

Import terminated unsuccessfully

IMP-00000: Message 0 not found; No message file for product=RDBMS, facility=IMPoracle@nadrog:~/app/oracle$

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my Environment variables are>

PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/lib/jvm:/home/nadrog:/home/nadrog/jdk1.6.0_11/bin:/home/nadrog/Adempiere/lib"
JAVA_HOME="/home/nadrog/jdk1.6.0_11"
JAVA="/home/nadrog/jdk1.6.0_11/bin/java"
CLASSPATH="/usr/lib/jvm:/home/nadrog"
JAVA_OPTS="-server -Xms128m -Xmx128m -Dprogram.name=run"
JRE_SRCROOT="/usr/lib/jvm/java-6-sun-1.6.0.07/bin/javaws"
ADEMPIERE_HOME="/home/nadrog/Adempiere"
JBOSS_HOME="/home/nadrog/Adempiere/jboss/lib"

http://forums.oracle.com/forums/thread.jspa?threadID=829968