Related bug: it's not just TEXTTRIGGER: if the name of a TRIGGER is too short, it's impossible to navigate to it. Try this. You can go navigate with the cursor from UP to UPPER, but not back to UP.
HEADM adc 2 2 adc-null adc-null ShortNameBug "" 1 super-obj ;=300,0,100,0
TRIGGER up_trigger UP UP ;=100,0,100,0
TRIGGER upper_trigger UPPER UPPER ;=100,200,100,0
MENUPAGE super super super 2 up_trigger-obj upper_trigger-obj ;=300,75,100,0
J-F.
