Code signing Error: Application failed codesign verification

Question

I am very new to iOS development, I have an app all set and ready to be distributed, but I seem to get this error every single time I run the application on my DEVICE only,

Answer 1

I had same issue even after checking all signing stuff. I had the old "Can be debugged" setting in my entitlements file. Switching it to get-task-allowed fixed the problem. Apple has instructions on how to debug signing issues.