我只在iOS 7中遇到这个错误,应用程序崩溃了.
Snapshotting a view that has not been rendered results in an empty snapshot. Ensure your view has been rendered at least once before snapshotting or snapshot after screen updates.
这就是我正在做的事情.
imagePicker = [[UIImagePickerController alloc] init];
[imagePicker setDelegate:self];
[imagePicker setSourceType:UIImagePickerControllerSourceTypeCamera];
[imagePicker setAllowsEditing:YES];
[self presentModalViewController:imagePicker animated:YES];
我确实试着推迟了presentModalViewController
次,但我还是收到了同样的信息.几秒钟(7-10)后,应用程序崩溃.
此错误仅在iOS 7中存在.
有谁有线索吗?