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1
Vote

Hello.


I want to refresh the TreeGrid list, but the Refresh operation doesn't seem to work.


If the list is a List, nothing happens when I update the list and call the StateHasChanged method.


So when I changed the list to an ObservableCollection and updated the list

Object reference not set to an instance of an object throws an exception.


The same result can be confirmed with the sample provided by Syncfusion.


You can confirm that the update is not possible with the existing list list.

You can see the same exception when replacing the list with ObservableCollection.


Thank you.