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[Solved] An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405)

Hello Guys, How are you all? Hope You all Are Fine. Today I am just trying to make build in my react-native project but I am facing following error An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) in react-native. So Here I am Explain to you all the possible solutions here.

Without wasting your time, Let’s start This Article to Solve This Error.

How An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) Error Occurs ?

I am just trying to make build in my react-native project but I am facing following error.

success Successfully built the app
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
info Installing "/Users/milanpatel/Library/Developer/Xcode/DerivedData/myracnative-glxuojrfejxbhqgircpjgklctbto/Build/Products/Debug-iphonesimulator/myracnative.app"
An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405):
Unable to lookup in current state: Shutdown

How To Solve An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) Error ?

  1. How To Solve An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) Error ?

    To Solve An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) Error In My case I just deleted Xcode cache, Delete Project Build and indexes and my error was solved. Here is how you can Delete your Delete Project Build and indexes. First of all Go to about this Mac. Then Select Storage. And Select Manage. Then Developer. Refer this Screenshot.

  2. An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405)

    To Solve An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405) Error In My case I just deleted Xcode cache, Delete Project Build and indexes and my error was solved. Here is how you can Delete your Delete Project Build and indexes. First of all Go to about this Mac. Then Select Storage. And Select Manage. Then Developer. Refer this Screenshot.

Solution 1: Just delete Xcode cache, Delete Project Build and indexes

In My case I just deleted Xcode cache, Delete Project Build and indexes and my error was solved. Here is how you can Delete your Delete Project Build and indexes.

  1. First of all Go to about this Mac.
  2. Then Select Storage.
  3. And Select Manage.
  4. Then Developer.
  5. Refer this Screenshot.

Summary

It’s all About this issue. Hope all solution helped you a lot. Comment below Your thoughts and your queries. Also, Comment below which solution worked for you?

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