Can you check in your /etc/default/console-setup if the line:
ACTIVE_CONSOLES="/dev/tty[1-4]" is commented.

This line specifies the number of virtual consoles in the system. I set it to 1-2 to reduce memory usage instead of 1-4. This Ctrl+Alt+F1 to F4.
If it is commented may be that's the reason you are not getting any