While build project with "swift build" command, it gives this kind of error:
<unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true
I use "Swift 3.1 Release" and Xcode 9.4 to build my swift server side project.
Please help.
Here is full error message for better understanding:
Abhis-Mac:TooGoodToLeave-Swift_backend tristatetechnology$ swift build Compile Swift Module 'MimeLib' (3 sources) Compile Swift Module 'Bits' (19 sources) Compile Swift Module 'PerfectRepeater' (1 sources) Compile Swift Module 'SwiftMoment' (6 sources) Compile Swift Module 'PerfectLib' (10 sources) Compile Swift Module 'SwiftString' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' Compile Swift Module 'SwiftRandom' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' Compile Swift Module 'PerfectThread' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' <unknown>:0: error: build had 8 command failures error: exit(1): /Library/Developer/Toolchains/swift-3.1-RELEASE.xctoolchain/usr/bin/swift-build-tool -f /Abhi/Swift_Backend/To_Good_To_Leave/AWS_SourceCode/TooGoodToLeave-Swift_backend/.build/debug.yaml
While build project with "swift build" command, it gives this kind of error:
<unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: trueI use "Swift 3.1 Release" and Xcode 9.4 to build my swift server side project.
Please help.
Here is full error message for better understanding:
Abhis-Mac:TooGoodToLeave-Swift_backend tristatetechnology$ swift build Compile Swift Module 'MimeLib' (3 sources) Compile Swift Module 'Bits' (19 sources) Compile Swift Module 'PerfectRepeater' (1 sources) Compile Swift Module 'SwiftMoment' (6 sources) Compile Swift Module 'PerfectLib' (10 sources) Compile Swift Module 'SwiftString' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' Compile Swift Module 'SwiftRandom' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' Compile Swift Module 'PerfectThread' (3 sources) /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' /Applications/Xcode9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.apinotes:8:28: error: unknown key 'SwiftImportAsNonGeneric' SwiftImportAsNonGeneric: true ^ <unknown>:0: error: could not build Objective-C module 'Foundation' <unknown>:0: error: build had 8 command failures error: exit(1): /Library/Developer/Toolchains/swift-3.1-RELEASE.xctoolchain/usr/bin/swift-build-tool -f /Abhi/Swift_Backend/To_Good_To_Leave/AWS_SourceCode/TooGoodToLeave-Swift_backend/.build/debug.yaml