'UIKeyboardFrameEndUserInfoKey' has been renamed to 'UIResponder.keyboardFrameEndUserInfoKey'
'UIKeyboardWillHide' has been renamed to 'UIResponder.keyboardWillHideNotification'
'UIKeyboardWillShow' has been renamed to 'UIResponder.keyboardWillShowNotification'
'UIKeyboardFrameEndUserInfoKey' has been renamed to 'UIResponder.keyboardFrameEndUserInfoKey' 'UIKeyboardWillHide' has been renamed to 'UIResponder.keyboardWillHideNotification' 'UIKeyboardWillShow' has been renamed to 'UIResponder.keyboardWillShowNotification'
if u fix that, new errors occurs