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Known Issue: Error in webui.log when viewing Installer Evidence tab of Discovered Device record: "System.InvalidOperationException: The result collection contains duplicate objects." (IOJ-2158825)

Known Issue: Error in webui.log when viewing Installer Evidence tab of Discovered Device record: "System.InvalidOperationException: The result collection contains duplicate objects." (IOJ-2158825)


A red error bar error may appear in the web UI when viewing the Installer Evidence tab of a Discovered Device record.


The C:\ProgramData\Flexera Software\Compliance\Logging\WebUI\webui.log file on a FlexNet Manager Suite On Premises web application server shows errors similar to the following when this issue occurs:

[ERROR 2020-10-13 12:49:25,753 1036087953ms UiHelper_Grid         ] Error retrieving data (66d3a19c-a1f8-4c2a-be7f-b6bb30ae8167)
System.InvalidOperationException: The result collection contains duplicate objects.
   at DevExpress.Xpo.Helpers.ObjectCollectionLoader.EndLoadObjects(LoadObjectsContext loadObjectsContext, ICollection[] objs, Boolean proceesStubs)
   at DevExpress.Xpo.SimpleObjectLayer.LoadObjects(Session session, ObjectsQuery[] queries)
   at DevExpress.Data.Helpers.ServerModeKeyedCache.FetchInIndexerCore(Int32 index)
[ERROR 2020-10-13 12:49:25,769 1036087969ms UnhandledErrors       ] An unexpected error occurred (66d3a19c-a1f8-4c2a-be7f-b6bb30ae8167)
ManageSoft.Compliance.ComplianceException: An error occurred retrieving grid data, see log for details
   at Flexera.Web.Core.Display.UiHelper_Grid.GridDataRetrievalError(Object sender, Exception e)
   at DevExpress.Data.Linq.LinqServerModeDataSourceView.OnExceptionThrown(ServerModeExceptionThrownEventArgs e)
   at DevExpress.Data.Helpers.ServerModeCache.PerformDeathProofAction(Action action)
   at Flexera.Web.Core.Display.UiHelper_Grid.BindGridCore(UiHelper ui, MVCxGridView grid, GridCustomSettings settings, Boolean loadAll)
   at Flexera.Web.Core.Display.UiHelper_Grid.<>c__DisplayClassb3.<ConfigureServerEvents>b__a9(Object sender, EventArgs eventArgs)
   at DevExpress.Web.ASPxWebControl.RaiseBeforeGetCallbackResult()
   at Flexera.Web.Core.Display.MVCxGridViewCustom.RaiseBeforeGetCallbackResult()
   at DevExpress.Web.ASPxWebControl.System.Web.UI.ICallbackEventHandler.GetCallbackResult()
[ERROR 2020-10-13 12:49:26,003 1036088203ms ClientErrors          ] Client error. [
	RequestUID: 66d3a19c-a1f8-4c2a-be7f-b6bb30ae8167
	URL: http://server/Suite/Devices/Edit/7247?originUrl=%2FSuite%2FDevices%2FList%2FDiscovered#Inventory_Evidence
	Context URL: /Suite/Devices/Edit_Evidence_Software_Grid/7247?externalComputerId=19420&originUrl=%2FSuite%2FDevices%2FList%2FDiscovered



For FlexNet Manager Suite On-Premises Edition deployments, contact Flexera Support who may be able to provide an update to a stored procedure suitable for your environment.


Fix status

This issue has been fixed in the following FlexNet Manager Suite releases: 2022 R2 (On Premises), 2022 R2 / Nov 2022 (Cloud)

Other information

Affected components: Web UI

Master issue ID: IOJ-2158825

Also known as: FNML-72150

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Version history
Last update:
‎Dec 12, 2022 01:27 PM
Updated by: