Everytime i try to export the font i get this message, and it refuses to update on indesign

[ammagem (Gem)]

[ammagem (Gem)]

any help would be appreciated please!

[mekkablue (Rainer Erich Scheichelbauer)]

Something wrong with exit and entry anchors I would guess. Is this a compiled font (.otf or .ttf) opened in Glyphs?