求助：macOS 升级到 Big Sur11.3.1，Xcode 升级到 12.5，Appium desktop 可以启动...

测试积点老人

求助：macOS 升级到 Big Sur11.3.1，Xcode 升级到 12.5，Appium desktop 可以启动应用，但是无法获取应用元素数据了报错如下：

1. [debug] [35m[XCUITest][39m Executing command 'getScreenshot'
   
2. [debug] [35m[XCUITest][39m Taking screenshot with WDA
   
3. [debug] [35m[WD Proxy][39m Matched '/screenshot' to command name 'getScreenshot'
   
4. [debug] [35m[WD Proxy][39m Proxying [GET /screenshot] to [GET http://127.0.0.1:8100/session/5D936929-EC7E-422A-8D2C-675E26FA2CF7/screenshot] with no body
   
5. [info] [35m[WD Proxy][39m Got response with status 500: {"value":{"error":"unknown error","message":"-[XCUIScreen screenshotDataForQuality:rect:error:]: unrecognized selector sent to instance 0x2835d8840","traceback":"(\n\t0 CoreFoundation 0x00000001b1d1e5c0 472C9193-115D-34CD-AD1D-0E7E091C9432 + 1185216\n\t1 libobjc.A.dylib 0x00000001c5d9842c objc_exception_throw + 60\n\t2 CoreFoundation 0x00000001b1c28a2c 472C9193-115D-34CD-AD1D-0E7E091C9432 + 178732\n\t3 CoreFoundation 0x00000001b1d21130 472C9193-115D-34CD-AD1D-0E7E091C9432 + 1196336\n\t4 CoreFoundation 0x00000001b1d23420 _CF_forwarding_prep_0 + 96\n\t5 WebDriverAgentLib 0x000000010770b944 -[XCUIDevice(FBHelpers) fb_rawScreenshotWithQuality:error:] + 156\n\t6 WebDriverAgentLib 0x000000010770b810 -[XCUIDevice(FBHelpers) fb_screenshotWithError:] + 88\n\t7 WebDriverAgentLib 0x00000001076ab358 +[FBScreenshotCommands handleGetScreenshot:] + 1...
   
6. [debug] [35m[W3C][39m Matched W3C error code 'unknown error' to UnknownError
   
7. [warn] [35m[XCUITest][39m Error getting screenshot: An unknown server-side error occurred while processing the command. Original error: -[XCUIScreen screenshotDataForQuality:rect:error:]: unrecognized selector sent to instance 0x2835d8840

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