react native run ios build succeeded but it's doesn't show

Question

I'm using react-native. I want to run my project on iOS simulator. at the first time when I run below code everything work fine.

sudo react-native run-ios --simulator "iPhone XR"

after I uninstalled my project on simulator, above code doesn't work and my project doesn't show(icon of my project doesn't appear on simulator.).

my solutions:

> I restarted the simulator. 
> turn off and turn on simulator.
> sudo rm -rf ios/build;
> sudo react-native run-ios
> react-native run-ios

but above solutions does't works.

Answer 1

尝试使用xcode open dir运行项目，并在终端中运行open ios ，打开projectname.xcodeproj，但是如果使用cocopods，请运行open projectname.xcworkspace

Answer 2

The simulator was renamed to iPhone Xʀ . Notice: the R is styled!