diff --git a/AutomaticBugs/BasicData.gd b/AutomaticBugs/BasicData.gd
index 597f359..88e2cdb 100644
--- a/AutomaticBugs/BasicData.gd
+++ b/AutomaticBugs/BasicData.gd
@@ -201,6 +201,7 @@ var disabled_classes: Array = [
 	###
 	### Crashes, Freezes
 	###
+	"NavigationMeshGenerator", # Singleton
 	"AppProtocol", # AppProtocol singleton was recreated by script, should not instance it.
 	"ProjectSettings",  # Don't mess with project settings, because they can broke entire your workflow
 	"EditorSettings",  # Also don't mess with editor settings
diff --git a/CreatingAllThings/CreatingAllThings.gd b/CreatingAllThings/CreatingAllThings.gd
index 47aa5f3..f7082f0 100644
--- a/CreatingAllThings/CreatingAllThings.gd
+++ b/CreatingAllThings/CreatingAllThings.gd
@@ -1,7 +1,7 @@
 extends Node2D
 
 var available_classes: Array = []
-var exeptions: Array = ["AppProtocol", "SceneTree", "EditorSettings", "ProjectSettings", "InputEventShortcut", "InputMap", "ThemeDB"]
+var exeptions: Array = ["AppProtocol", "SceneTree", "EditorSettings", "ProjectSettings", "InputEventShortcut", "InputMap", "ThemeDB", "NavigationMeshGenerator"]
 
 
 func _ready():
diff --git a/Physics/2D/RigidBody2D.gd b/Physics/2D/RigidBody2D.gd
index 95ddb02..e41f2ab 100644
--- a/Physics/2D/RigidBody2D.gd
+++ b/Physics/2D/RigidBody2D.gd
@@ -1,4 +1,4 @@
-extends RigidDynamicBody2D
+extends RigidBody2D
 
 var move_vector: Vector2 = Vector2(1, 1)
 var speed: float = 1000.0
diff --git a/Physics/3D/RigidBody3D.gd b/Physics/3D/RigidBody3D.gd
index 013d3fc..49f1110 100644
--- a/Physics/3D/RigidBody3D.gd
+++ b/Physics/3D/RigidBody3D.gd
@@ -1,4 +1,4 @@
-extends RigidDynamicBody3D
+extends RigidBody3D
 
 func _physics_process(delta: float) -> void:
 	add_constant_force(Vector3(0, 4 * delta, 0), Vector3(0, 0, 0))
diff --git a/Physics/3D/RigidBody3D.tscn b/Physics/3D/RigidBody3D.tscn
index e0f6a98..7e46b95 100644
--- a/Physics/3D/RigidBody3D.tscn
+++ b/Physics/3D/RigidBody3D.tscn
@@ -4,7 +4,7 @@
 
 [sub_resource type="SphereShape3D" id="1"]
 
-[node name="RigidDynamicBody3D" type="RigidDynamicBody3D"]
+[node name="RigidDynamicBody3D" type="RigidBody3D"]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -23.2888, 33.1278, 19.1751)
 gravity_scale = 5.0
 continuous_cd = true