diff --git a/rcbasic_runtime/main.cpp b/rcbasic_runtime/main.cpp
index 540d58a..13d9a48 100755
--- a/rcbasic_runtime/main.cpp
+++ b/rcbasic_runtime/main.cpp
@@ -4453,7 +4453,7 @@ int main(int argc, char * argv[])
 	}
     else
 	{
-		rc_intern_dirChange("/home/n00b/projects/bu/constraint_demo");
+		rc_intern_dirChange("/home/n00b/Programs/RCBasic_v400_Linux64/examples/Constraint/");
 	}
     #endif
     //---------------
diff --git a/rcbasic_runtime/rc_scene.h b/rcbasic_runtime/rc_scene.h
index 809cea6..54bab5a 100644
--- a/rcbasic_runtime/rc_scene.h
+++ b/rcbasic_runtime/rc_scene.h
@@ -56,6 +56,16 @@ void rc_clearScene()
 {
 	if(SceneManager)
 	{
+		for(int i = 0; i < rc_physics3D.constraints.size(); i++)
+		{
+			if(rc_physics3D.constraints[i].constraint)
+			{
+				rc_physics3D.world->getPointer()->removeConstraint(rc_physics3D.constraints[i].constraint);
+				rc_physics3D.constraints[i].constraint = NULL;
+				rc_physics3D.constraints[i].type = 0;
+			}
+		}
+
 		for(int i = 0; i < rc_actor.size(); i++)
 		{
 			if(rc_actor[i].mesh_node)