Hello,
Delphi 10.2.3
TAdvStringGrid 8.4.4.1.
Right click on the grid and select the gallery.
Select a gallery near the top of the list.
Press and hold the down arrow key and:exception number : 8
exception class : EInvalidGridOperation
exception message : Grid index out of range.
main thread ($304c):
50c45ad5 +011 vcl250.bpl Vcl.Grids 895 +1 InvalidOp
50c4d7b4 +054 vcl250.bpl Vcl.Grids 4930 +14 TCustomGrid.SetRowHeights
1d5d290b +11f TMSDXE11.bpl Advgrid TAdvStringGrid.InsertRowsEx
1d5d27e1 +009 TMSDXE11.bpl Advgrid TAdvStringGrid.InsertRows
1d59971a +422 TMSDXE11.bpl Advgrid TAdvStringGrid.Group
1ed4e84c +0c4 TMSDeDXE11.bpl Asggallery TGridGallery.InitGrid
1ed4f593 +0bb TMSDeDXE11.bpl Asggallery TGridGallery.ListBox1Click
50ae51cb +073 vcl250.bpl Vcl.Controls 7454 +9 TControl.Click
50b0e362 +02a vcl250.bpl Vcl.StdCtrls 7304 +6 TCustomListBox.CNCommand
50ae4c5e +2be vcl250.bpl Vcl.Controls 7338 +91 TControl.WndProc
exception class : EInvalidGridOperation
exception message : Grid index out of range.
main thread ($304c):
50c45ad5 +011 vcl250.bpl Vcl.Grids 895 +1 InvalidOp
50c4d7b4 +054 vcl250.bpl Vcl.Grids 4930 +14 TCustomGrid.SetRowHeights
1d5d290b +11f TMSDXE11.bpl Advgrid TAdvStringGrid.InsertRowsEx
1d5d27e1 +009 TMSDXE11.bpl Advgrid TAdvStringGrid.InsertRows
1d59971a +422 TMSDXE11.bpl Advgrid TAdvStringGrid.Group
1ed4e84c +0c4 TMSDeDXE11.bpl Asggallery TGridGallery.InitGrid
1ed4f593 +0bb TMSDeDXE11.bpl Asggallery TGridGallery.ListBox1Click
50ae51cb +073 vcl250.bpl Vcl.Controls 7454 +9 TControl.Click
50b0e362 +02a vcl250.bpl Vcl.StdCtrls 7304 +6 TCustomListBox.CNCommand
50ae4c5e +2be vcl250.bpl Vcl.Controls 7338 +91 TControl.WndProc
Ciao,
Mark