apt and the associated tools are not working using any of them:
aptitude, ..., just returns me to the prompt. I checked
/var/log/apt and nothing is getting written to the logs.
Any idea what is going on and how to fix it?
Linux raspberrypi 4.1.14+ #4 PREEMPT Wed Mar 23 15:16:24 UTC 2016 armv6l GNU/Linux