[2020] Sentenial

What game version are you on? A fix for this was included in 0.7.7b. If you’re on Steam the game should update automatically (if allowed in your settings). On the standalone client, make sure you run the Launcher, rather than the game directly.

Ohh I see. Unfortunately there isn’t a way to remove an invalid tree once it’s been specialized. Very sorry about that! We’ll make sure to prevent these issues in the future.