[8.0] System.Exception: Failed to list devices - tvOS, iOS

[jozkee]

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1311394
Build error leg or test failing: System.Runtime.Tests.WorkItemExecution
Pull request: #124906

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "System.Exception: Failed to list devices",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Related: #110008 (comment)

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1311394
Error message validated: [System.Exception: Failed to list devices]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 3/3/2026 5:33:14 PM UTC

Report

Build	Definition	Test	Pull Request
1343568	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125784
1343631	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125790
1342363	dotnet/runtime	System.Buffers.Tests.WorkItemExecution
1342376	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#124328
1340568	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125544
1340276	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125704
1340185	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125701
1338320	dotnet/runtime	JIT_Methodical.WorkItemExecution
1338659	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1338630	dotnet/runtime	baseservices_TieredCompilation.WorkItemExecution
1338326	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124328
1338323	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125061
1338317	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1338310	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1336994	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125491
1336395	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125151
1336122	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125508
1336022	dotnet/runtime	Regression_ro_2.WorkItemExecution
1335897	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125562
1335359	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125512
1335318	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#124139
1335226	dotnet/runtime	Regression_ro_1.WorkItemExecution
1335016	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125543
1335020	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125544
1334996	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125497
1334760	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125536
1334691	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#124926
1334411	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125372
1334266	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1334199	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125083
1334280	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#124328
1334087	dotnet/runtime	Methodical_do.WorkItemExecution	#125481
1333905	dotnet/runtime	Regression_o_2.WorkItemExecution	#125478
1333824	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124266
1333793	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125455
1333797	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124904
1333405	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1333513	dotnet/runtime	jit64_1.WorkItemExecution
1333521	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#117583
1333497	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125466
1332866	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125507
1333394	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124904
1333408	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1333356	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125470
1333201	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125421
1333206	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125472
1333121	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#124611
1332976	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1332948	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125497
1332953	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#123662
1332663	dotnet/runtime	System.Net.Mail.Functional.Tests.WorkItemExecution
1332189	dotnet/runtime	System.Threading.Tests.WorkItemExecution	#125478
1332784	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125426
1332831	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125503
1332035	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124081
1332520	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125438
1332474	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125481
1332450	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125491
1332321	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#123145
1332106	dotnet/runtime	System.Security.Cryptography.Tests.WorkItemExecution	#125481
1331642	dotnet/runtime	System.Console.Manual.Tests.WorkItemExecution
1332141	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125487
1332131	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125486
1331477	dotnet/runtime	System.Xml.Linq.Properties.Tests.WorkItemExecution	#124611
1332018	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#121367
1331947	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125478
1331679	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1331542	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125472
1331893	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1331661	dotnet/runtime	System.Buffers.Tests.WorkItemExecution
1331423	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125466
1331792	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125253
1331210	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125459
1331213	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1331047	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125455
1330901	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#124328
1330720	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125429
1330714	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1330699	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1330696	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1330499	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125446
1329452	dotnet/runtime	System.IO.IsolatedStorage.Tests.WorkItemExecution	#125354
1330200	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124904
1330226	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125430
1330179	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#125283
1329908	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution
1329675	dotnet/runtime	System.Security.Claims.Tests.WorkItemExecution
1329746	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125426
1329523	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125415
1329411	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125421
1329189	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124464
1329074	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#124225
1329166	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125330
1329021	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124164
1329098	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125404
1328999	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125359
1329040	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125402
1328918	dotnet/runtime	iOS.CoreCLR.R2R.Test.WorkItemExecution	#124424
1328795	dotnet/runtime	iOS.CoreCLR.Interpreter.Test.WorkItemExecution	#125384
1328355	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#124464
Displaying 100 of 174 results

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
4	46	174

[dotnet-policy-service]

Tagging subscribers to this area: @dotnet/runtime-infrastructure
See info in area-owners.md if you want to be subscribed.

[dotnet-policy-service]

Tagging subscribers to 'os-ios': @vitek-karas, @kotlarmilos, @steveisok, @akoeplinger
See info in area-owners.md if you want to be subscribed.

[dotnet-policy-service]

Tagging subscribers to 'os-tvos': @vitek-karas, @kotlarmilos, @steveisok, @akoeplinger
See info in area-owners.md if you want to be subscribed.

[BrzVlad]

@kotlarmilos Any thoughts on this ?

[21:43:45] crit: System.Exception: Failed to list devices.
                    at Microsoft.DotNet.XHarness.iOS.Shared.Hardware.HardwareDeviceLoader.LoadDevices(ILog log, Boolean includeLocked, Boolean forceRefresh, Boolean listExtraData, Boolean includeWirelessDevices, CancellationToken cancellationToken) in /_/src/Microsoft.DotNet.XHarness.iOS.Shared/Hardware/HardwareDeviceLoader.cs:line 104
                    at Microsoft.DotNet.XHarness.Apple.DeviceFinder.FindDevice(TestTargetOs target, String deviceName, ILog log, Boolean includeWirelessDevices, Boolean pairedDevicesOnly, CancellationToken cancellationToken) in /_/src/Microsoft.DotNet.XHarness.Apple/DeviceFinder.cs:line 74
                    at Microsoft.DotNet.XHarness.Apple.BaseOrchestrator.OrchestrateOperationInternal(TestTargetOs target, String deviceName, Boolean includeWirelessDevices, Boolean resetSimulator, Boolean enableLldb, GetAppBundleInfoFunc getAppBundle, ExecuteMacCatalystAppFunc executeMacCatalystApp, ExecuteAppFunc executeApp, CancellationToken cancellationToken) in /_/src/Microsoft.DotNet.XHarness.Apple/Orchestration/BaseOrchestrator.cs:line 215
                    at Microsoft.DotNet.XHarness.Apple.BaseOrchestrator.OrchestrateOperation(TestTargetOs target, String deviceName, Boolean includeWirelessDevices, Boolean resetSimulator, Boolean enableLldb, GetAppBundleInfoFunc getAppBundle, ExecuteMacCatalystAppFunc executeMacCatalystApp, ExecuteAppFunc executeApp, CancellationToken cancellationToken) in /_/src/Microsoft.DotNet.XHarness.Apple/Orchestration/BaseOrchestrator.cs:line 96
                    at Microsoft.DotNet.XHarness.Apple.RunOrchestrator.OrchestrateRun(GetAppBundleInfoFunc getAppBundleInfo, TestTargetOs target, String deviceName, TimeSpan timeout, TimeSpan launchTimeout, Int32 expectedExitCode, Boolean includeWirelessDevices, Boolean resetSimulator, Boolean enableLldb, Boolean signalAppEnd, Boolean waitForExit, IReadOnlyCollection`1 environmentalVariables, IEnumerable`1 passthroughArguments, CancellationToken cancellationToken) in /_/src/Microsoft.DotNet.XHarness.Apple/Orchestration/RunOrchestrator.cs:line 221
                    at Microsoft.DotNet.XHarness.CLI.Commands.Apple.AppleAppCommand`1.Invoke(ILogger logger) in /_/src/Microsoft.DotNet.XHarness.CLI/Commands/Apple/AppleAppCommand.cs:line 68
                    at Microsoft.DotNet.XHarness.CLI.Commands.XHarnessCommand`1.Invoke(IEnumerable`1 arguments) in /_/src/Microsoft.DotNet.XHarness.CLI/Commands/XHarnessCommand.cs:line 145