Yesterday, I deleted all the default blogroll links, and added a new link category and one new link in it.
Then the blog was fine.
But today, I was surprised to see all Arabic text showing weird characters. Something seems to be wrong with utf-8 charset. But I don't know if that is related to deleting blogroll links. Or perhaps because the new link cat and also the new link were both in an Arabic text?
My blog is here: