错误代码： An instance 0xc346000 of class UITableView was deallocated while key value observers were stil

2014-04-01 11:01:05.042 zhwzs[2379:907] An instance 0xc346000 of class UITableView was deallocated while key value observers were still registered with it. Observation info was leaked, and may even become mistakenly attached to some other object. Set a breakpoint on NSKVODeallocateBreak to stop here in the debugger. Here's the current observation info:2014-04-01 11:01:05.042 zhwzs[2379:907] An inst