updates

Utils/PVPlantUtils.py

@@ -224,14 +224,20 @@ def getProjected(shape, direction=FreeCAD.Vector(0, 0, 1)): # Based on Draft / s
     return ow
 
 
-def findObjects(classtype):
+'''def findObjects(classtype):
     objects = FreeCAD.ActiveDocument.Objects
     objlist = list()
     for object in objects:
         if hasattr(object, "Proxy"):
             if object.Proxy.Type == classtype:
                 objlist.append(object)
-    return objlist
+    return objlist'''
+
+def findObjects(classtype):
+    return [obj for obj in FreeCAD.ActiveDocument.Objects
+            if hasattr(obj, "Proxy")
+            and hasattr(obj.Proxy, "Type")
+            and obj.Proxy.Type == classtype]
 
 def getClosePoints(sh1, angle):
     '''