Dogs not working on mc pe

I tamed one dog and my friend tamed his dog they had a baby dog it was mine about an hour later we Both had around. 15 dogs i accidentaly hit one of my dogs and it killed me now none of my dogs Will follow me we checked it was not my friends dogs now i can feed and make dogs but they wont sit or follow me and and they always kill me if i hit them we are the only pepole that have ever played that world