images.xcassets:错误:无法找到适合SimDeviceType类型的设备

Question

当我尝试在模拟器中运行该应用时，我持有XCode 8.3.2和Xcode 9 beta 1，而我的项目则在Xcode 8.3.2中运行。我有以下错误。

Images.xcassets: error: Failed to find a suitable device for the type SimDeviceType : com.apple.dt.Xcode.IBSimDeviceType.iPad-2x with runtime SimRuntime : 10.3 (14E269) - com.apple.CoreSimulator.SimRuntime.iOS-10-3
    Failure Reason: Failed to create SimDeviceSet at path /Users/Mac/Library/Developer/Xcode/UserData/IB Support/Simulator Devices. You'll want to check the logs in ~/Library/Logs/CoreSimulator to see why creating the SimDeviceSet failed.
    Underlying Errors:
        Description: Failed to initialize simulator device set.
        Failure Reason: Failed to subscribe to notifications from CoreSimulatorService.
        Underlying Errors:
            Description: Error returned in reply to notification request: Connection invalid
            Failure Reason: Software caused connection abort
/* com.apple.actool.document.notices */

Answer 1

对我来说，它无助于清洁。我必须运行sudo killall -9 com.apple.CoreSimulator.CoreSimulatorService，然后我能够通过模拟器

Answer 2

我有这个错误，并通过从xcode菜单打开模拟器就解决了。

Xcode-> Open Developer Tool-> Simulator

模拟器打开并完成启动后，我就清洗并重建了项目。

Answer 3

尝试清洁项目，然后运行我所做的

Goto产品>干净，然后运行