Hello everyone i need help with my ixeg i know that project is forogten but why not:D. So when i change rwy or arrrival procedure my ixeg say "undable crz alt" that would be okay if my plane start accelerate very fast and vnan stop working plane dont repsond to anything when i change something it fmc it just respond by "unable crz alt" and that is all so i have to descend and chage speed manualy and it starting beeing very annyoing thx for response (sorry for some grammar i dont know english very well)