Al generar el .dev

jose@ubuntu:/tmp$ sudo alien -d perle-serial-3.2.0-1.src.rpm
error: incorrect format: unknown tag
perle-serial_3.2.0-2_i386.deb generated


Al instalar el paquete:

jose@ubuntu:/tmp$ sudo kpackagekit perle-serial_3.2.0-2_i386.deb
Error: "/var/tmp/kdecache-jose" is owned by uid 1000 instead of uid 0.
Error: "/tmp/kde-jose" is owned by uid 1000 instead of uid 0.