Controls on Tabpanel moves on run

I’m having some problems on 2014r1 where my controls are moving when run. I checked the Tab Order pane and the controls are appropriately showing on the appropriate tab, however the controls are moving and the actions of the controls are not executing. Any tips on getting these controls to “belong” to their tabs?

What it looks like in the IDE:

What it looks like when run in debugging mode, and from a built application:

System I’m running on:
Ubuntu 13.10 64bit
Xojo 2014r1

I’m still trying to figure this one out. If I just resize the Window the smallest bit, then the tabpanel behaves itself.