Unity 2019.1.2f1
Playmaker 1.9.0p15
,...after set Call Method Advanced action and don't put value,... Playmaker State window freeze (black screen - don't show info) ,... other states continue to show normaly ,... only state where Call Method Advanced action is,...
Repro: on action set behaviour, set method name, set parameter,... click other state ,... return back where is Call Method Advanced ,... voila - no more info.
Log throw error :
Bad ErrorCheck: HutongGames.PlayMaker.Actions.CallMethodAdvanced
System.ArgumentNullException: Value cannot be null.