flutter_quill new version and configurations, controller ins't defined

[NescauPodre]

Hi, i'm using flutter_quill new version 8.5.6 but i was using 7.5, and when i open the project and update the packages, a lot of thinks in flutter quill stop workin, so i found another paramater that was "configurations" so i put all in there, but it returns to me that the controller ins't defined, not in editor or tool bar, and so the quill.toolbar.basic, can someone help me?