I'm following your instructions in an attempt to create

Hi, I'm following your instructions in an attempt to create a WP for iOS app. I cannot test the app due to this error:

clang: error: no such file or directory: '/tmp/WordPress.build/WordPressComApiCredentials.m'
clang: error: no input files
Command /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang failed with exit code 1