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 don't know what i am missing.
'Swift Language Version' option is missing in Xcode 9.1 Build Setting
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1 Answers
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.
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