That sounds pretty anti-democratic, that the election can be cancelled because the incumbents disapprove of where the people who voted against them got their information from.
No, there are clear laws that candidates have to mark their campaign ads as such and that they have to declare their campaign finances. One candidate did not do this.
The court members are politically appointed by exactly these people. This is a corrupt system, has nothing to do with democracy. The Constitution was rigged from the day it was created by former Communist regime people.