am 8a27f923: Don\'t crash in various ways when using backup services too early

Merge commit '8a27f923eb9dbbe3c2d0184e82d9f1a98f1e4cdc'

* commit '8a27f923eb9dbbe3c2d0184e82d9f1a98f1e4cdc':
  Don't crash in various ways when using backup services too early