هر وقت سعی میکنم که برنامه رو با apt-get install نصب کنم پیغام مشابه ای برای همه حالات نمایش داده میشه .
برام واقعا مشکل ساز شده .
مشکل کجاست ؟
hessam@hessam-desktop:~$ sudo apt-get install kaffeine
[sudo] password for hessam:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package kaffeine is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
However the following packages replace it:
kdelibs-data
E: Package kaffeine has no installation candidate