I think voiding it is also open to being sued.
I am changing my mind from my earlier post and am now suggesting that the only viable option is to recommence when okay to do so and then work out a plan for altering next season as appropriate.
This is all mental
I was listening to a podcast discussing the situation in Italy and came to the conclusion that the most viable and sensible option would be to write of the season and start fresh next year.
Any other system will be way too unfair.