Common Issues

While learning to develop in iOS, you will undoubtedly encounter many issues. Fortunately, many of these issues are caused by a handful of very common issues. Awareness of these common pitfalls along with knowledge of how to investigate clues given to us by Xcode, will help to get us out of trouble when we have errors or crashes.

Compiler Errors vs. Run Time Errors:

There are two main categories of errors, Compiler Errors and Run Time Errors.

• Compiler Errors
  • You have little red stop signs in your file margins. As a result, Your app fails to build.
  • Solution Click on the red stop signs to get hints on what and where the issue is.