Muhammad Murtaza
Muhammad Murtaza

Reputation: 59

Unable to lookup service com.apple.CoreSimulator.host_support: 0x3

I am using Xcode 9.2 and 9.4 and not able to run any application on simulator. It always gives me this error Unable to lookup service com.apple.CoreSimulator.host_support: 0x3. I have reinstall both xcode but still same problem. also installed command line tools but still same problem.

Upvotes: 3

Views: 809

Answers (2)

Colby Blair
Colby Blair

Reputation: 368

Doing this, and then also clearing expo cache worked for me:

npx expo start -c

Upvotes: 0

Chugaister
Chugaister

Reputation: 364

Updated XCode to 11.3 - didn't help Run simulator and "Erased all content and settings ..." - worked for me.

Simulator started to fail after I cleared DerivedData folder contents.

Upvotes: 0

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