Since 23 march 23, new reporting points have been established and as a consquence, a new expected route to go from Marseille to Cannes and vice versa. The new route is ET - PC - CT - PT - WT. Of these, PC and CT are not displayed by Skydemon, thsu the route cannot be flown as expected by the sectorial FIS. The data can be found here: SUP AIP AIRAC 015/23

According to the SUP, these changes are only temporary until late November, so they may not bother!