[WDA] XCElementSnapshot fb_valueForWDAttributeName:]: unrecognized selector sent to instance 0x600003f30b60

The problem

value and name attribute raised the below error maybe since https://github.com/appium/WebDriverAgent/pull/596

Minitest::UnexpectedError:         Selenium::WebDriver::Error::UnknownError: An unknown server-side error occurred while processing the command. Original error: -[XCElementSnapshot fb_valueForWDAttributeName:]: unrecognized selector sent to instance 0x600003f30b60
            UnknownError: An unknown server-side error occurred while processing the command. Original error: -[XCElementSnapshot fb_valueForWDAttributeName:]: unrecognized selector sent to instance 0x600003f30b60
                at errorFromW3CJsonCode (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/protocol/errors.js:923:25)
                at ProxyRequestError.getActualError (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/protocol/errors.js:798:14)
                at JWProxy.command (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/jsonwp-proxy/proxy.js:340:19)
                at runMicrotasks (<anonymous>)
                at processTicksAndRejections (node:internal/process/task_queues:96:5)
                at XCUITestDriver.proxyCommand (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/proxy-helper.js:95:12)
                at XCUITestDriver.getNativeAttribute (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/element.js:58:15)
                at XCUITestDriver.getAttribute (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/element.js:70:12)

https://dev.azure.com/AppiumCI/Appium CI/_build/results?buildId=22560&view=logs&j=4fb3a4db-6fd8-54a2-5c9f-0d6cc4b8481f&t=95259bc6-ab61-5670-779d-7f363f707884

Environment

• Appium version (or git revision) that exhibits the issue: appium 2, XCUITestDriver (v4.7.3)
• Last Appium version that did not exhibit the issue (if applicable):
• Desktop OS/version used to run Appium:
• Node.js version (unless using Appium.app|exe): nodejs16
• Npm or Yarn package manager:
• Mobile platform/version under test:
• Real device or emulator/simulator: ios 14.2 simulator, xcode 12
• Appium CLI or Appium.app|exe:

Details

https://github.com/appium/ruby_lib_core/blob/master/test/functional/ios/driver_test.rb#L73-L76 is the scenario.

    def test_wait_until_true_driver
      e = @@driver.wait_until_true { |d| d.find_element :accessibility_id, uicatalog }
      assert e.name
    end

Link to Appium logs

appium server log to get name attribute:

2022-07-14 17:08:04:114 - [HTTP] --> GET /wd/hub/session/c8ab296f-68f2-45bb-a1e5-6b3a0d22626f/element/01000000-0000-0000-A323-000000000000/attribute/name
2022-07-14 17:08:04:114 - [HTTP] {}
2022-07-14 17:08:04:117 - [debug] [XCUITestDriver@0642 (c8ab296f)] Calling AppiumDriver.getAttribute() with args: ["name","01000000-0000-0000-A323-000000000000","c8ab296f-68f2-45bb-a1e5-6b3a0d22626f"]
2022-07-14 17:08:04:117 - [AppiumDriver@a26a] Plugins which can handle cmd 'getAttribute': images
2022-07-14 17:08:04:117 - [AppiumDriver@a26a] Plugin images is now handling cmd 'getAttribute'
2022-07-14 17:08:04:117 - [AppiumDriver@a26a] Executing default handling behavior for command 'getAttribute'
2022-07-14 17:08:04:117 - [debug] [XCUITestDriver@0642 (c8ab296f)] Executing command 'getAttribute'
2022-07-14 17:08:04:119 - [debug] [XCUITestDriver@0642 (c8ab296f)] Matched '/element/01000000-0000-0000-A323-000000000000/attribute/name' to command name 'getAttribute'
2022-07-14 17:08:04:119 - [debug] [XCUITestDriver@0642 (c8ab296f)] Proxying [GET /element/01000000-0000-0000-A323-000000000000/attribute/name] to [GET http://127.0.0.1:8100/session/70CB339D-57B6-4A62-A789-DEA58FB388E5/element/01000000-0000-0000-A323-000000000000/attribute/name] with no body
2022-07-14 17:08:04:193 - [XCUITestDriver@0642 (c8ab296f)] Got response with status 500: {"value":{"error":"unknown error","message":"-[XCElementSnapshot fb_valueForWDAttributeName:]: unrecognized selector sent to instance 0x600003f30b60","traceback":"(\n\t0   CoreFoundation                      0x00007fff2041daf2 __exceptionPreprocess + 242\n\t1   libobjc.A.dylib                     0x00007fff20177e78 objc_exception_throw + 48\n\t2   CoreFoundation                      0x00007fff2042c6f7 +[NSObject(NSObject) instanceMethodSignatureForSelector:] + 0\n\t3   CoreFoundation                      0x00007fff20422032 ___forwarding___ + 1489\n\t4   CoreFoundation                      0x00007fff20424068 _CF_forwarding_prep_0 + 120\n\t5   WebDriverAgentLib                   0x0000000109aa42f0 +[FBElementCommands handleGetAttribute:] + 1200\n\t6   WebDriverAgentLib                   0x0000000109a26836 -[FBRoute_TargetAction mountRequest:intoResponse:] + 182\n\t7   WebDriverAgentLib                   0x0000000109a0d138 __37-[FBWebServer registerRouteHandlers:]_block_invoke + 536\n\t8   WebDriverAgentLib  ...
2022-07-14 17:08:04:194 - [debug] [W3C] Matched W3C error code 'unknown error' to UnknownError
2022-07-14 17:08:04:260 - [debug] [XCUITestDriver@0642 (c8ab296f)] Encountered internal error running command: UnknownError: An unknown server-side error occurred while processing the command. Original error: -[XCElementSnapshot fb_valueForWDAttributeName:]: unrecognized selector sent to instance 0x600003f30b60
2022-07-14 17:08:04:260 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at errorFromW3CJsonCode (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/protocol/errors.js:923:25)
2022-07-14 17:08:04:260 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at ProxyRequestError.getActualError (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/protocol/errors.js:798:14)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at JWProxy.command (/Users/runner/runners/2.204.0/appium/node_modules/appium/node_modules/@appium/base-driver/lib/jsonwp-proxy/proxy.js:340:19)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at runMicrotasks (<anonymous>)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at processTicksAndRejections (node:internal/process/task_queues:96:5)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at XCUITestDriver.proxyCommand (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/proxy-helper.js:95:12)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at XCUITestDriver.getNativeAttribute (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/element.js:58:15)
2022-07-14 17:08:04:261 - [debug] [XCUITestDriver@0642 (c8ab296f)]     at XCUITestDriver.getAttribute (/Users/runner/runners/2.204.0/appium/node_modules/appium-xcuitest-driver/lib/commands/element.js:70:12)
2022-07-14 17:08:04:262 - [HTTP] <-- GET /wd/hub/session/c8ab296f-68f2-45bb-a1e5-6b3a0d22626f/element/01000000-0000-0000-A323-000000000000/attribute/name 500 148 ms - 1460
2022-07-14 17:08:04:262 - [HTTP] 

Code To Reproduce Issue [ Good To Have ]

Calls get an attribute request

[KazuCocoa]

No, you could try out 4.7.4 XCTest driver by updating your local xcuitest, or re-install xcuitest driver.

[StephanB75]

No, you could try out 4.7.4 XCTest driver by updating your local xcuitest, or re-install xcuitest driver.

To give feedback. It seems to work now 😃 Thx for the quick fix