[TableViewController superview]: unrecognized selector sent to instance

This is what is wrong?

I have a viewController added a TableViewController

Then always report this error

What kind of mistake?

Thank you
Reply:
unrecognized selector sent to instance does not recognize the way you say take this with vain side.
Reply:

quote 1 floor jiangyuaiqing reply:

unrecognized selector sent to instance does not recognize the way you say take this with vain side.

But I just do ah?

If you do not TableViewController will not report this error,

This method which method?