Test Plan error - There was an error reflecting 'results'

[RameshVeerasankanTR]

Could you please help me resolve this issue?

I am getting below error, while running Test plan.

Script:

"GitRepoMapping": null,
    "Processors": [
    {
      "$type": "TestVariablesMigrationConfig",
      "Enabled": false
    },
    {
      "$type": "TestConfigurationsMigrationConfig",
      "Enabled": true
    },
    {
      "$type": "TestPlansAndSuitesMigrationConfig",
      "Enabled": true,
      "PrefixProjectToNodes": false,
      "OnlyElementsWithTag": null,
      "TestPlanQueryBit": "PlanName = 'TP Name here'",
      "RemoveAllLinks": false,
      "MigrationDelay": 0,
      "UseCommonNodeStructureEnricherConfig": false,
      "PauseAfterEachWorkItem": false,
      "NodeBasePaths": [],
      "AreaMaps": null,
      "IterationMaps": null,
      "RemoveInvalidTestSuiteLinks": false,
      "FilterCompleted": false
    }
]
  }

Error: Error while running TestConfigurationsMigrationContext Microsoft.TeamFoundation.TestManagement.Client.TestManagementServerException: Server was unable to process request. ---> Method TestManagementWebService.CreateTestResults can not be reflected. ---> There was an error reflecting 'results'. ---> There was an error reflecting type 'Microsoft.TeamFoundation.TestManagement.Server.TestCaseResult'. ---> There was an error reflecting property 'AnalysisFailureGroups'. ---> There was an error reflecting type 'Microsoft.TeamFoundation.TestManagement.Server.OneMRXTestAnalysisFailureGroup'. ---> Cannot serialize member Microsoft.TeamFoundation.TestManagement.Server.OneMRXTestAnalysisFailureGroup.Dimensions of type System.Collections.Generic.Dictionary2[[System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089],[System.Object, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]], because it implements IDictionary. ---> System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> Method TestManagementWebService.CreateTestResults can not be reflected. ---> There was an error reflecting 'results'. ---> There was an error reflecting type 'Microsoft.TeamFoundation.TestManagement.Server.TestCaseResult'. ---> There was an error reflecting property 'AnalysisFailureGroups'. ---> There was an error reflecting type 'Microsoft.TeamFoundation.TestManagement.Server.OneMRXTestAnalysisFailureGroup'. ---> Cannot serialize member Microsoft.TeamFoundation.TestManagement.Server.OneMRXTestAnalysisFailureGroup.Dimensions of type System.Collections.Generic.Dictionary2[[System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089],[System.Object, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]], because it implements IDictionary.

[MrHinsh]

This looks like something that you may need to debug yourself in Visual Studio to see what the issue is.

[KiranNirmalkar]

Hi MrHinsh,

I have similar issue.. waiting for the updates.
Config was working perfectly and then all of sudden got above mentioned error.

[MrHinsh]

Id need more of the log.