App will crash on iOS 14 simulator Xcode 12

iOS 14 Simulator do not working
Code Block
objc[4521]: Class CSAudioFileManager is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x141912210) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x1407ee990). One of the two will be used. Which one is undefined.
objc[4521]: Class CSAudioFileReader is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x1419121c0) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x1407eec10). One of the two will be used. Which one is undefined.
objc[4521]: Class CSVoiceIdXPCClient is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x141912b70) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x1407eee90). One of the two will be used. Which one is undefined.
... There is a lot of something more like this.

console will complain like above log.
iOS 13 simulator running normally.
if there is any hellp will be appreciated
Hi, were you able to figure out what happened ? I am having the same issue.
Same issue here. Xcode 12.1 iOS 14.1 simulator. It's really frustrating .........
Same issue here! Barely able to use Xcode at the moment due to this issue.
Disable Sherlock.app. :)
Same issue on Xcode 12.5

Code Block
Warning: Error creating LLDB target at path '<App Path>'- using an empty LLDB target which can cause slow memory reads from remote devices.
objc[9127]: Class CSAudioFileManager is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876288) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b658a08). One of the two will be used. Which one is undefined.
objc[9127]: Class CSNNVADEndpointAnalyzer is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876cd8) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b658f58). One of the two will be used. Which one is undefined.
objc[9127]: Class CSAudioRecordContext is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876d28) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b659048). One of the two will be used. Which one is undefined.
objc[9127]: Class CSSelectiveChannelAudioFileWriter is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876f08) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b659228). One of the two will be used. Which one is undefined.
objc[9127]: Class CSPlainAudioFileWriter is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c8761e8) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b659958). One of the two will be used. Which one is undefined.
objc[9127]: Class CSRemoteRecordClient is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876788) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b65aa38). One of the two will be used. Which one is undefined.
objc[9127]: Class CSServerEndpointFeatures is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/SpeakerRecognition.framework/SpeakerRecognition (0x14c876a08) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/CoreSpeech.framework/CoreSpeech (0x14b65b0c8). One of the two will be used. Which one is undefined.


and crash with Thread 1: EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP, subcode=0x0)

My problem was: I had on top of my file

import SwiftUI
import Foundation

just remove import Foundation and you're good to go.

same issue here with xcode 14.2

App will crash on iOS 14 simulator Xcode 12
 
 
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