Do you mean the pop-up text or the button face? What I would guess is that some of your mapkeys don't have the name and label tags in them. eg
/dfc @MAPKEY_NAMECreate a neutral curve draft (/DFC);@MAPKEY_LABELNeutral Curve Draft;#FEATURE;#CREATE;#TWEAK;#DRAFT;#NEUTRAL CRV;#DONE;#NO...