Will a bit experienced great God, I had a chat program, log off again after landing the user to refresh the list does not come out sometimes, and sometimes they can. Because cellForRowAtIndexPath method is sometimes called, and sometimes can not afford to use. The first landing (landing directly), the user list for what the problem is. Is canceled after the jump to the login screen, then landing, access to the user list to die.
Interface jump I use navigation controller
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I am a novice, but I feel after logging jump to the login screen, and then landing this time may not dealloc tableView
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