Another app is currently holding the yum lock; waiting for it to exit...
The other application is: kpackagekit
Memory : 39 M RSS ( 56 MB VSZ)
Started: Mon Jan 21 13:55:22 2013 - 02:50 ago
State : Sleeping, pid: 13781
Setelah saya telusuri ternyata package kpackagekit aktif yaitu paket Apper, untuk menonaktifkannya lakukan langkah-langkah berikut:
Menu > Setting > System Setting > Start up and Shutdown > Service Manager
Pada Apper Monitor jangan di centang > Apply
Semoga bermanfaat