XCODE:对于

I have in my app a UIWebView, and in that web view I navigate to my mobile site where there is a button input with type 'Choose File' for loading a new profile picture. Each time I try the 'Choose Existing' or 'Take Photo' options from the resulting pull-up iPhone menu, I receive the following error when my View Controller disappears to allow me to choose a photo:I have in my app a UIWebView, and in that web v