Numan

@tomekzaw I have tried removing Podfile.lock Pods derivedData directory but I am getting the same error  how can I check `hermes.h` is a C++ source or not?

@tomekzaw It is also showing me "Default - C Header" all three file `hermes.h`, `LongLivedObject.h` and `REAEventDispatcher.h` here you can find `hermes.h` `ios/Pods/hermes-engine/destroot/include/hermes/hermes.h`  My Xcode is lazy. this bug...

@tomekzaw here is the repro, i will also try to fix it from repro https://github.com/nomi9995/fabric-reanimated-repro

@tomekzaw I confirm that this error is due to an expo `"expo": "46.0.8"`, if I remove this then the project is working good otherwise above error is happening. you can...

@tomekzaw I also don't know if Expo 46 supports Fabric or not. let me confirm

@tomekzaw expo 46 does not support fabric. here is the reply from the expo team(@tsapeta). > No, just like many other libraries, there are just a few that support Fabric....

@mrousavy by using this `spawnThread` is not showing `console.log` but showing `native log` + `console.log` complete block + `runOnJS` cannot call api

make react-native project by react-native init projectname. then you can run this command at the root of new project

I am also facing this problem

update xcode to 12.5 will resolve problem or you can rename `UIDatePickerMode` to any other name in [RCTDatePickerManager.m](https://github.com/facebook/react-native/blob/9bb7e067471571cb1b85e145d56e573688918f46/React/Views/RCTDatePickerManager.m#L19) and use [cocoapods-patch](https://github.com/DoubleSymmetry/cocoapods-patch) on react-native