getting an unusual not seen before error when compiling my KMP project in Xcode: ```> Task :compose...

# multiplatform

[Pete Hellyer]

getting an unusual not seen before error when compiling my KMP project in Xcode:

> Task :composeApp:cinteropInteropIosArm64 FAILED
Exception in thread "main" java.lang.Error: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS17.4.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSObjCRuntime.h:615:74: error: unknown type name 'NSUInteger'
	at org.jetbrains.kotlin.native.interop.indexer.UtilsKt.ensureNoCompileErrors(Utils.kt:275)
	at org.jetbrains.kotlin.native.interop.indexer.IndexerKt.indexDeclarations(Indexer.kt:1246)
	at org.jetbrains.kotlin.native.interop.indexer.IndexerKt.buildNativeIndexImpl(Indexer.kt:1229)
	at org.jetbrains.kotlin.native.interop.indexer.IndexerKt.buildNativeIndexImpl(Indexer.kt:1225)
	at org.jetbrains.kotlin.native.interop.gen.jvm.DefaultPlugin.buildNativeIndex(Plugins.kt:33)
	at org.jetbrains.kotlin.native.interop.gen.jvm.MainKt.processCLib(main.kt:311)
	at org.jetbrains.kotlin.native.interop.gen.jvm.MainKt.processCLibSafe(main.kt:243)
	at org.jetbrains.kotlin.native.interop.gen.jvm.MainKt.access$processCLibSafe(main.kt:1)
	at org.jetbrains.kotlin.native.interop.gen.jvm.Interop.interop(main.kt:101)
	at org.jetbrains.kotlin.cli.utilities.InteropCompilerKt.invokeInterop(InteropCompiler.kt:47)
	at org.jetbrains.kotlin.cli.utilities.MainKt.mainImpl(main.kt:23)
	at org.jetbrains.kotlin.cli.utilities.MainKt.main(main.kt:45)

Any pointers?

[Pete Hellyer]

it appears to be something very specific about compiling against the 17.4SDK…

[brandonmcansh]

hitting it too

[brandonmcansh]

fun

[brandonmcansh]

time to download 15.2 and switch

[brandonmcansh]

ok if anyone hits this to unblock yourself download Xcode 15.2 and `

sudo xcode-select -s

to it

[Pete Hellyer]

my days.. I try and avoid updating Xcode to stop this kind of thing. OSX thrust it on me quietly last night and I didn’t even notice. Many thanks.

[brandonmcansh]

same here lol

[brandonmcansh]

of course

[Suresh Maidaragi]

Similar issue I have faced, then I resolved it by removing below block of code from

[rocketraman]

For anyone coming upon this now, note that 1.9.23 fixes this. https://youtrack.jetbrains.com/issue/KT-65542/Cinterop-tasks-fails-if-Xcode-15.3-is-used