fix scalar bar removal (#808)

Alexboiboi · web-flow · commit 99e0d9929c72 · 2024-08-04T06:36:57.000+02:00
diff --git a/magpylib/_src/display/backend_pyvista.py b/magpylib/_src/display/backend_pyvista.py
@@ -280,7 +280,7 @@ def draw_frame(frame_ind):
             canvas.add_mesh(pv.PolyData(pts), opacity=0)
             try:
                 canvas.remove_scalar_bar()
-            except IndexError:
+            except (StopIteration, IndexError):
                 # try to remove scalar bar, if none, pass
                 # needs to happen in the loop otherwise they cummulate
                 # while the max of 10 is reached and throws a ValueError
