I got this error. Tried to resolve it by the answer given in that. Using Xcode 9.1, There i am unable to see Swift Language Version option in build settings. I choosed All and Combined in that.
Here is the screenshot
I got this error. Tried to resolve it by the answer given in that. Using Xcode 9.1, There i am unable to see Swift Language Version option in build settings. I choosed All and Combined in that.
Here is the screenshot
You appear to have an Objective-C project rather than a Swift project. Objective-C projects do not have a Swift Language Version setting as a default.
You can add Swift Language Version as a User-Defined Setting, as described here.