AdvStringGrid OnGetEditorType Assign not work.

MAJ_VER = 11; // Major version nr.
MIN_VER = 0; // Minor version nr.
REL_VER = 1; // Release nr.
BLD_VER = 0; // Build nr.
DATE_VER = 'JAN, 2023'; // Month version

Rad Studio Rio 10.3 C++Builder

testItems = new TStringList();
testItems->Add(L"A");
testItems->Add(L"B");

AEditor = edComboList;
AdvStringGrid1->Combobox->Items->Assign(testItems);|

Would you check it out ?

What exact problem do you get with this?
I retested this here and couldn't see any issue. It shows as expected A & B in the combobox:

image

Thank you.
I reinstalled my pc and rad studio. And then reintall UI PACK.
It's OK. There is something wrong my pc environment.