DTAExecutionHost.exe logs

W, 6036, 18, 2017/04/05, 14:24:01.518, 579894893, DTAExecutionHost.exe, TelemetrySession: Error in Telemetry for unit test run session : Could not load file or assembly 'Microsoft.VisualStudio.Utilities.Internal, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. The system cannot find the file specified.
V, 6036, 18, 2017/04/05, 14:24:01.518, 579894417, DTAExecutionHost.exe, TestExtensionResolver: Failed to load the assembly 'Microsoft.VisualStudio.Utilities.Internal, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'
V, 6036, 18, 2017/04/05, 14:24:01.503, 579893701, DTAExecutionHost.exe, TestExtensionResolver:Resolving assembly 'Microsoft.VisualStudio.Utilities.Internal, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'.
I, 6036, 18, 2017/04/05, 14:24:01.503, 579892807, DTAExecutionHost.exe, AssemblyResolver: Microsoft.VisualStudio.Utilities.Internal, Version=14.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a: Resolving assembly.
V, 6036, 18, 2017/04/05, 14:24:01.503, 579891802, DTAExecutionHost.exe, TestRunRequest.ExecuteAsync: Creating test run request.
I, 6036, 12, 2017/04/05, 14:25:00.113, GUN008705\DTAExecutionHost, Removed agent setting DtlMachineName on agent machine - 64 bit hive

            BaseExceptionMessage: Requested registry access is not allowed.
   at Microsoft.VisualStudio.TestService.Common.RegistryHelper`1.RemoveSetting(RegistryKey registryHive, String settingName)
   at Microsoft.Win32.RegistryKey.OpenSubKey(String name, Boolean writable)
            Stack Trace:    at System.ThrowHelper.ThrowSecurityException(ExceptionResource resource)
            Message: Requested registry access is not allowed.
W, 7744, 1, 2017/04/11, 16:28:28.697, <machinename>\DTAExecutionHost, Failure attempting to call the restapis. Exception: System.AggregateException: One or more errors occurred. ---> Microsoft.TeamFoundation.TeamFoundationServerUnauthorizedException: TF30063: You are not authorized to access https://<tfs address>. ---> System.Net.WebException: The remote server returned an error: (401) Unauthorized.
I, 7744, 4, 2017/04/11, 16:28:24.148, <machinename>\DTAExecutionHost, CredentialHelper:GetCredentials : Could not get credential from store, provisioning serviceIdentity
I, 7744, 1, 2017/04/11, 16:28:24.057, 1597036640857, DTAExecutionHost.exe, Closing the Token Service
W, 7744, 1, 2017/04/11, 16:28:21.054, 1597026110513, DTAExecutionHost.exe, Service task failed. Retry attempt 0.
W, 7744, 1, 2017/04/11, 16:28:18.038, 1597015533056, DTAExecutionHost.exe, Service task failed. Retry attempt 1.
W, 7744, 1, 2017/04/11, 16:28:15.036, 1597005001143, DTAExecutionHost.exe, Service task failed. Retry attempt 2.
W, 7744, 1, 2017/04/11, 16:28:12.020, 1596994423285, DTAExecutionHost.exe, Service task failed. Retry attempt 3.
W, 7744, 1, 2017/04/11, 16:28:09.007, 1596983853722, DTAExecutionHost.exe, Service task failed. Retry attempt 4.
W, 7744, 1, 2017/04/11, 16:28:06.002, 1596973315545, DTAExecutionHost.exe, Service task failed. Retry attempt 5.
W, 7744, 1, 2017/04/11, 16:28:02.987, 1596962737873, DTAExecutionHost.exe, Service task failed. Retry attempt 6.
W, 7744, 1, 2017/04/11, 16:27:59.971, 1596952160410, DTAExecutionHost.exe, Service task failed. Retry attempt 7.
W, 7744, 1, 2017/04/11, 16:27:56.964, 1596941612699, DTAExecutionHost.exe, Service task failed. Retry attempt 8.
W, 7744, 1, 2017/04/11, 16:27:53.948, 1596931043602, DTAExecutionHost.exe, Service task failed. Retry attempt 9.
W, 7744, 1, 2017/04/11, 16:27:50.931, 1596920455059, DTAExecutionHost.exe, Service task failed. Retry attempt 10.
I, 7744, 1, 2017/04/11, 16:27:50.817, 1596920061310, DTAExecutionHost.exe, Communicating to the Token Servicehttps://<tfs address>