Xcode

Command CompileSwift failed with a nonzero exit code in Xcode

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Command CompileSwift failed with a nonzero exit code this error becomes headache for devlopers and consume many hours to solve it. Icodemate.com help people from iOS background and other background also to cross hurdles that arises during coding through its experienced solutions. Here in this error Command CompileSwift failed with a nonzero exit code we will learn about why its causes and how can we fix this error in detail.

Reason for error Command CompileSwift failed with a nonzero exit code

Generally in Xcode, due to derived data and cache, many times issue arises. Xcode is also very popular in being slow and its hang issues. So you may not be sure that error is from your side or from another side or from Xcode itself. There are main possibilities for this error “Command CompileSwift failed with a nonzero exit code” are given below:
1. Update of Pods
2. Added new pods
3. Upgrade of Xcode
4. Due to derived data stored

Fix error Command CompileSwift failed with a nonzero exit code

Yeah its true that you must aware of cause of error so that can fix it but here you have to make sure first that its not due to cache data or derived data of Xcode that you have already building. Sometimes, derived data causes this issue and we did not get to know where issue is

Step 1. Clean your project and quit Xcode.

Step 2. Open Xcode and Build again and check error is gone or still there. If error is till there then proceed with next steps.

Step 3. Update Xcode and its pods also.

Step 4. Check main cause of error is which POD file. Then go to that pods page on GitHub see that there is any update on methods. Actually if you have updated pods then its methods calling style and other methodology are changed in that library. So that may also cause error like this.

Note :- Also make sure that you have opened that .xcodeproj file correctly instead of any other file.

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