http://pasindudps.blogspot.com/2011/11/android-emulator-for-ubuntu-1110.html what?: http://crashcourse.ca/content/android-emulator-ubuntu-1004-60-seconds update-alternatives --display java To choose a particular java implementation, update-alternatives --config java update-alternatives --auto java now= naladchik@Acerfrog:~/w$ update-alternatives --display java java - manual mode link currently points to /usr/lib/jvm/java-6-sun/jre/bin/java /usr/lib/jvm/java-6-openjdk/jre/bin/java - priority 1061 slave java.1.gz: /usr/lib/jvm/java-6-openjdk/jre/man/man1/java.1.gz /usr/lib/jvm/java-6-sun/jre/bin/java - priority 63 slave java.1.gz: /usr/lib/jvm/java-6-sun/jre/man/man1/java.1.gz Current `best' version is /usr/lib/jvm/java-6-openjdk/jre/bin/java. naladchik@Acerfrog:~/w$ man update-alternatives Copyright (C) 2011 Konstantin Kirillov. MIT License