#3709 HeidiSQL crashed when setting filter on empty table

[Andi Pfaff]

HeidiSQL 9.4.0.5174
choose empty table
clear sorting an filter
right click in the data pane tab, quick filter, Column = Value
crash

[tb]

fix will be disabling Quickfilter, if data grid is empty.

 menuQuickFilter.Enabled := InDataGrid and (Grid.RootNodeCount > 0);