Ios xcode模拟器因某些dyld错误而崩溃

我可以在设备上运行我的应用程序，但当我在模拟器上运行它时，我遇到了一个错误，我如何在模拟器上运行它？ xcode版本：12.1 模拟器版本：14.1 我现在不能在模拟器上吃午饭

Process:               SpringBoard [8490]
Path:                  /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/CoreServices/SpringBoard.app/SpringBoard
Identifier:            SpringBoard
Version:               1.0 (50)
Code Type:             X86-64 (Native)
Parent Process:        launchd_sim [8020]
Responsible:           SimulatorTrampoline [784]
User ID:               501

Date/Time:             2020-11-04 18:33:21.811 +0800
OS Version:            Mac OS X 10.15.7 (19H2)
Report Version:        12
Anonymous UUID:        4B907FF2-14B6-5989-E5EB-360FD491CCA0


Time Awake Since Boot: 5400 seconds

System Integrity Protection: enabled

Crashed Thread:        0

Exception Type:        EXC_CRASH (SIGABRT)
Exception Codes:       0x0000000000000000, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Termination Reason:    DYLD, [0x5] Code Signature

Application Specific Information:
dyld: launch, loading dependent libraries
DYLD_SHARED_CACHE_DIR=/Users/apple/Library/Developer/CoreSimulator/Caches/dyld/19H2/com.apple.CoreSimulator.SimRuntime.iOS-14-1.18A8394
DYLD_ROOT_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot
DYLD_FALLBACK_FRAMEWORK_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/Frameworks
DYLD_FALLBACK_LIBRARY_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/usr/lib

Dyld Error Message:
  Library not loaded: /System/Library/PrivateFrameworks/MediaPlatform.framework/MediaPlatform
  Referenced from: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/MediaLibraryCore.framework/MediaLibraryCore
  Reason: no suitable image found.  Did find:
    /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/MediaPlatform.framework/MediaPlatform: code signature invalid for '/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/MediaPlatform.framework/MediaPlatform'

Binary Images:
       0x10286f000 -        0x102875fff  com.apple.springboard (1.0 - 50) <5E08B57A-06BC-3482-9CD7-3E821C3DBD85> /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/CoreServices/SpringBoard.app/SpringBoard

过程：跳板[8490]
路径：/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/CoreServices/SpringBoard.app/SpringBoard
识别号码:SpringBoard
版本：1.0（50）
代码类型：X86-64（本机）
父进程：launchd_sim[8020]
负责人：模拟器Rampoline[784]
用户ID:501
日期/时间：2020-11-04 18:33:21.811+0800
操作系统版本：Mac OS X 10.15.7（19H2）
报告版本：12
匿名UUID:4B907FF2-14B6-5989-E5EB-360FD491CCA0
启动后的唤醒时间：5400秒
系统完整性保护：已启用
崩溃线程：0
异常类型：EXC_崩溃（SIGABRT）
异常代码：0x0000000000，0x0000000000000000
例外说明：EXC_尸体通知
终止原因：DYLD，[0x5]代码签名
特定于应用程序的信息：
dyld:启动、加载依赖库
DYLD_共享_CACHE_DIR=/Users/apple/Library/Developer/CoreSimulator/Caches/DYLD/19H2/com.apple.CoreSimulator.SimRuntime.iOS-14-1.18A8394
DYLD_ROOT_PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot
DYLD\u FALLBACK\u FRAMEWORK\u PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/Frameworks
DYLD\u FALLBACK\u LIBRARY\u PATH=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/LIBRARY/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/usr/lib
Dyld错误消息：
未加载库：/System/Library/PrivateFramework/MediaPlatform.framework/MediaPlatform
引用自：/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/privateframes/medialarycore.framework/medialarycore
原因：未找到合适的图像。确实发现：
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/privateframes/mediaplate.framework/mediaplate:代码签名对无效“/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/privateframes/mediaforms.framework/mediaform”
二进制图像：
0x10286f000-0x102875fff com.apple.springboard（1.0-50）/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/CoreServices/springboard.app/springboard

这真奇怪，错误是“代码签名无效”。我想知道你的Xcode副本是否被破坏了？也许可以尝试卸载和重新安装？我从同事那里复制MediaPlatform库文件，这是可行的。