• I noticed you are receiving the same error I am reciving on two of my SSRS 2012 servers. Have you found a resolution?

    library!ReportServer_0-81!db8!09/27/2016-09:45:38:: e ERROR: Throwing Microsoft.ReportingServices.Diagnostics.Utilities.UnknownUserNameException: , Microsoft.ReportingServices.Diagnostics.Utilities.UnknownUserNameException: The user or group name 'oit-ais-dba' is not recognized.;

    ui!ReportManager_0-82!1eac!09/27/2016-09:45:38:: e ERROR: System.Web.Services.Protocols.SoapException: System.Web.Services.Protocols.SoapException: The user or group name 'oit-ais-dba' is not recognized. ---> Microsoft.ReportingServices.Diagnostics.Utilities.UnknownUserNameException: The user or group name 'oit-ais-dba' is not recognized.

    at Microsoft.ReportingServices.Library.ReportingService2005Impl.SetSystemPolicies(Policy[] Policies, Guid batchId)

    at Microsoft.ReportingServices.Library.ReportingService2005Impl.SetSystemPolicies(Policy[] Policies)

    at Microsoft.ReportingServices.WebServer.ReportingService2010.SetSystemPolicies(Policy[] Policies)

    at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall)

    at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)

    at Microsoft.SqlServer.ReportingServices2010.ReportingService2010.SetSystemPolicies(Policy[] Policies)

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.<>c__DisplayClass38.<SetSystemPolicies>b__37()

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.SoapMethodWrapper`1.ExecuteMethod(Boolean setConnectionProtocol)

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.SetSystemPolicies(Policy[] policies)

    at Microsoft.ReportingServices.UI.EditGroup.ApplyChanges()

    at Microsoft.ReportingServices.UI.BaseApplyPage.ApplyBtn_Click(Object sender, EventArgs e)

    at System.Web.UI.WebControls.Button.OnClick(EventArgs e)

    at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)

    at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument)

    at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

    ui!ReportManager_0-82!1eac!09/27/2016-09:45:38:: e ERROR: HTTP status code --> 200

    -------Details--------

    System.Web.Services.Protocols.SoapException: System.Web.Services.Protocols.SoapException: The user or group name 'myADGroupName' is not recognized. ---> Microsoft.ReportingServices.Diagnostics.Utilities.UnknownUserNameException: The user or group name 'myADGroupName' is not recognized.

    at Microsoft.ReportingServices.Library.ReportingService2005Impl.SetSystemPolicies(Policy[] Policies, Guid batchId)

    at Microsoft.ReportingServices.Library.ReportingService2005Impl.SetSystemPolicies(Policy[] Policies)

    at Microsoft.ReportingServices.WebServer.ReportingService2010.SetSystemPolicies(Policy[] Policies)

    at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall)

    at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)

    at Microsoft.SqlServer.ReportingServices2010.ReportingService2010.SetSystemPolicies(Policy[] Policies)

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.<>c__DisplayClass38.<SetSystemPolicies>b__37()

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.SoapMethodWrapper`1.ExecuteMethod(Boolean setConnectionProtocol)

    at Microsoft.SqlServer.ReportingServices2010.RSConnection2010.SetSystemPolicies(Policy[] policies)

    at Microsoft.ReportingServices.UI.EditGroup.ApplyChanges()

    at Microsoft.ReportingServices.UI.BaseApplyPage.ApplyBtn_Click(Object sender, EventArgs e)

    at System.Web.UI.WebControls.Button.OnClick(EventArgs e)

    at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)

    at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument)

    at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

    library!ReportServer_0-81!db8!09/27/2016-09:45:38:: i INFO: Call to GetSystemPropertiesAction().

    ui!ReportManager_0-82!1eac!09/27/2016-09:45:38:: e ERROR: System.Threading.ThreadAbortException: Thread was being aborted.

    at System.Threading.Thread.AbortInternal()

    at System.Threading.Thread.Abort(Object stateInfo)

    at System.Web.HttpResponse.End()

    at Microsoft.ReportingServices.UI.ReportingPage.ShowErrorPage(String errMsg)