PopupMenu in Container Control - LastAddedRowIndex Bug

[Julia_Truchsess]

ListBox.Addrow Doesn't Add a Row

Xojo 2021r2.1, MacOS Mojave I have a ContainerControl which is embedded by code in a TabPanel. The ContainerControl has a control subclassed from ListBox. The ContainerControl has a method called Load, which executes ListBox.Addrow with a few string parameters, but no rows are ever added. I can step through the AddRow statement and the LastAddedRowIndex parameter of the ListBox remains at -1. [Screen Shot 2022-01-28 at 6.46.51 PM] I’ve verified that all the parameters are strings. I tried j…