解決辦法:app
step 1: 關閉Xcode (快捷鍵cmd + q)spa
step 2:在terminal裏面運行以下語句.net
rm -rf ~/Library/Developer/CoreSimulator/Devices killall -9 com.apple.CoreSimulator.CoreSimulatorService
參考連接:code
https://blog.csdn.net/youtk21ai/article/details/50259253blog