diff --git a/examples/access_mass_matrix.py b/examples/access_mass_matrix.py
index ce37af20..6f3f5438 100644
--- a/examples/access_mass_matrix.py
+++ b/examples/access_mass_matrix.py
@@ -25,8 +25,6 @@ def create_beam(node, id, offset):
 # Function called when the scene graph is being created
 def createScene(root):
 
-    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
-
     root.addObject("RequiredPlugin", pluginName=['Sofa.Component.Constraint.Projective',
                                                  'Sofa.Component.Engine.Select',
                                                  'Sofa.Component.LinearSolver.Direct',
@@ -40,6 +38,8 @@ def createScene(root):
                                                  'Sofa.Component.Visual'
                                                  ])
 
+    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
+
     root.addObject('DefaultAnimationLoop')
     root.addObject('DefaultVisualManagerLoop')
 
diff --git a/examples/access_matrix.py b/examples/access_matrix.py
index 1ba44ddc..14c7e1bf 100644
--- a/examples/access_matrix.py
+++ b/examples/access_matrix.py
@@ -25,15 +25,16 @@ def createBeam(root, matrix_type):
 # Function called when the scene graph is being created
 def createScene(root):
 
-    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
-
     root.addObject("RequiredPlugin", pluginName=['Sofa.Component.Mass', 'Sofa.Component.StateContainer',
                                                     'Sofa.Component.Topology.Container.Grid', 'Sofa.Component.Visual',
                                                     'Sofa.Component.Constraint.Projective', 'Sofa.Component.Engine.Select',
-                                                    'Sofa.Component.LinearSolver.Direct', 'Sofa.Component.LinearSystem',
+                                                    'Sofa.Component.LinearSolver.Direct', 'Sofa.Component.LinearSolver.Iterative',
+                                                    'Sofa.Component.LinearSystem',
                                                     'Sofa.Component.ODESolver.Backward','Sofa.Component.SolidMechanics.FEM.Elastic'
                                                     ])
 
+    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
+
     root.addObject('DefaultAnimationLoop', parallelODESolving=True)
     root.addObject('DefaultVisualManagerLoop')
 
diff --git a/examples/access_stiffness_matrix.py b/examples/access_stiffness_matrix.py
index 53da11ff..cb7e8de4 100644
--- a/examples/access_stiffness_matrix.py
+++ b/examples/access_stiffness_matrix.py
@@ -12,8 +12,6 @@
 # Function called when the scene graph is being created
 def createScene(root):
 
-    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
-
     root.addObject("RequiredPlugin", pluginName=['Sofa.Component.Constraint.Projective',
     'Sofa.Component.Engine.Select',
     'Sofa.Component.LinearSolver.Direct',
@@ -25,6 +23,8 @@ def createScene(root):
     'Sofa.Component.Visual'
     ])
 
+    root.addObject('VisualStyle', displayFlags="showBehaviorModels showForceFields")
+
     root.addObject('DefaultAnimationLoop')
     root.addObject('DefaultVisualManagerLoop')
 
diff --git a/examples/example-drawing-controller.py b/examples/example-drawing-controller.py
index 00460537..0a6f7705 100644
--- a/examples/example-drawing-controller.py
+++ b/examples/example-drawing-controller.py
@@ -40,6 +40,9 @@ def draw(self, visual_context):
 def createScene(root):
     root.dt = 0.01
     root.bbox = [[-1,-1,-1],[1,1,1]]
+    root.addObject("RequiredPlugin", pluginName=['Sofa.Component.IO.Mesh',
+                                                 'Sofa.Component.StateContainer'])
+
     root.addObject('DefaultVisualManagerLoop')
     root.addObject('DefaultAnimationLoop')