[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
1385254	dotnet/runtime	tracing_eventpipe.WorkItemExecution
1385251	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1384678	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#127066
1383750	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#127066
1381829	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1380407	dotnet/runtime	Microsoft.Extensions.DependencyModel.Tests.WorkItemExecution
1380403	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1379468	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126058
1379455	dotnet/runtime	tracing_eventpipe.WorkItemExecution
1379449	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1379075	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#126914
1378700	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126898
1373025	dotnet/runtime	GC_Features.WorkItemExecution
1373030	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126058
1373022	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1372151	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#125955
1370371	dotnet/runtime	System.Xml.Linq.Streaming.Tests.WorkItemExecution	#125437
1370255	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125955
1369438	dotnet/runtime	System.Xml.Schema.Extensions.Tests.WorkItemExecution
1369019	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126615
1365829	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125955
1364974	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126495
1364715	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125955
1362760	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126058
1362750	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1362747	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1361451	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126394
1353173	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution	#126011
1351212	dotnet/runtime	System.Console.Manual.Tests.WorkItemExecution
1351420	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126011
1351214	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126058
1351209	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1350083	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1350068	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1349743	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1349749	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1349503	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126011
1349474	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126008
1349376	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#126004
1349228	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125999
1348789	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125985
1348323	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124328
1348169	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125955
1344117	dotnet/runtime	System.Runtime.Tests.WorkItemExecution
1344071	dotnet/runtime	tvOS.Device.Aot.Test.WorkItemExecution
1343631	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125790
1343853	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#124328
1343568	dotnet/runtime	System.Runtime.Tests.WorkItemExecution	#125784

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
3	12	48

[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