Can't load editors settings on a new godot install

[Zehir]

Describe the bug
I just clone the project on an other computer and on load I got theses errors;

ERROR: res://addons/gaea/editor/editor_settings.gd:124 - Trying to return value of type "Nil" from a function whose return type is "float".
ERROR: res://addons/gaea/editor/editor_settings.gd:139 - Trying to return value of type "Nil" from a function whose return type is "int".
ERROR: res://addons/gaea/editor/editor_settings.gd:129 - Trying to return value of type "Nil" from a function whose return type is "float".
ERROR: res://addons/gaea/editor/editor_settings.gd:134 - Trying to return value of type "Nil" from a function whose return type is "float".