Device build fails after upgrading to Xcode 8

Question

Since upgrading to Xcode 8 I cannot run any app on my iPhone. The build fails with error:

error: Task failed with exit 0 signal 11

Answer 1

In my case,

1. Close Xcode.
2. Clean Derived data.
3. Open Xcode.
4. Clean Product.
5. Run your app.