Ok, based on Trevinho's words in #ubuntu-unity the bug with black screen background upon dash restore was in earlier unity too. Reverted unity to precise proper and see it to. So it is not related to blurring.
Ok, based on Trevinho's words in #ubuntu-unity the bug with black screen background upon dash restore was in earlier unity too. Reverted unity to precise proper and see it to.
So it is not related to blurring.