In iOS 11, you should use like this : @available(iOS 11.0, *) func photoOutput(_ output: AVCapturePhotoOutput, didFinishProcessingPhoto photo: AVCapturePhoto, error: Error?) { let imageData = photo.fileDataRepresentation() }
Following command helped me out. Try pasting the below command in the terminal and it should solve your problem. sudo launchctl limit maxproc 2000 2500
When you’re exporting with Xcode 9 or later, they will ask you if you want to Strip Swift symbols: Well, don’t uncheck it! And the error will be gone.
What worked for me, Go to your target Build Phases and on “Embedded App Extensions” check the “Copy only when installing” checkbox.
In my case this issue was caused by using App Store distribution certificate while iPad was connected wirelessly. Switching to development certificate fixed the issue.
The option “Stay In Front” for simulator staying on top of all windows is removed from Xcode9 update. Many developers will heartbreak with this including me, but we all know apple has no mercy on developers, and this is not the new thing, we all experience this kind of many things from years. Sorry mates … Read more
Now further explained in the above mentioned forum (by an Apple employee) https://forums.developer.apple.com/message/265156: Face ID requires adding a usage string with the key NSFaceIDUsageDescription (aka Privacy – Face ID Usage Description) to your app’s Info.plist. In the simulator, the Face ID permissions alert will show “This app was designed to use Touch ID and may … Read more
Unpair the device and pair it again from xcode -> Window -> Devices will solve this issue. Posted as answer after the confirmation from @brettf.
Folders without dark triangles exist as a group in your project and also (what is new in Xcode 9) exist as a folder in file structure. Example: After double-click in your project navigator you can see menu: For New Group Xcode create group in project navigator and create folder in file structure (in finder) and … Read more
Select the target, goto Build Settings > Swift Language Version: