Failed to launch the app on simulator, An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405):

Grieving Gharial answered on October 4, 2022 Popularity 8/10 Helpfulness 1/10

answer Failed to launch the app on simulator, An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405):

Failed to launch the app on simulator, An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405):

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I got this error when the simulator is already open while I ran react-native run-ios. 
Closed the simulator all the way. Reran the command and it worked.

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Source: stackoverflow.com

Tags: command launch processing was whatever

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Contributed on Oct 04 2022

Grieving Gharial

0 Answers Avg Quality 2/10

Failed to launch the app on simulator, An error was encountered processing the command (domain=com.apple.CoreSimulator.SimError, code=405):

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