The following exception is observed in certain cases:
at Telerik.Windows.Controls.GridView.GridViewVirtualizingPanel.FlatLayoutStrategy.RealizeMergedCells(Double frozenOffset, IEnumerable`1 mergedCells)
at Telerik.Windows.Controls.GridView.GridViewVirtualizingPanel.FlatLayoutStrategy.CalculateMergedCells(Boolean shouldInvalidateMeasure)
at Telerik.Windows.Controls.GridView.GridViewVirtualizingPanel.CalculateMergedCells(Boolean shouldInvalidateMeasure)
at Telerik.Windows.Controls.GridView.GridViewCellsPanel.ArrangeOverride(Size finalSize)
Group rows which are not present in the view are not visualized when the window is maximized.
A possible solution here is to set the GroupRenderMode property to Flat.
To reproduce this:
The fix for this issue will be available with the next LIB (version 2018.3.1217) expected on Monday, December 17.
Change the Default Selected Filter Operator:
https://docs.telerik.com/devtools/wpf/controls/radgridview/filtering/how-to/howto-change-the-default-selected-filter-operator
This doesn't work for boolean columns, if the property "ShouldGenerateFieldFilterEditors" of the column is set to "True".
Please see the attached example.
*** The fix for this issue will be available with the next LIB (version 2018.3.1217) expected on Monday, December 17.