Israel rejects it on borders and Jerusalem because they are not negotiable according to the initiative.. Palestinians want a right of return and Israel rejects it which is its right according to the plan. The Arabs will have to revise the plan but they don't want to. Rather than repeat yourself over and over get the Arabs to be more flexible or else it's the status quo.
Netanyahu orders more demolitions of terrorists' homes in attempt to crack down on terror (Haaretz)
from the article: Israel's dwindling chance to oppose an unjust one-state future