Merge branch '4.3'

cura/CuraApplication.py

@@ -1821,3 +1821,40 @@ class CuraApplication(QtApplication):
             return main_window.height()
         else:
             return 0
+
+    @pyqtSlot()
+    def deleteAll(self, only_selectable: bool = True) -> None:
+        super().deleteAll(only_selectable = only_selectable)
+
+        # Also remove nodes with LayerData
+        self._removeNodesWithLayerData(only_selectable = only_selectable)
+
+    def _removeNodesWithLayerData(self, only_selectable: bool = True) -> None:
+        Logger.log("i", "Clearing scene")
+        nodes = []
+        for node in DepthFirstIterator(self.getController().getScene().getRoot()):
+            if not isinstance(node, SceneNode):
+                continue
+            if not node.isEnabled():
+                continue
+            if (not node.getMeshData() and not node.callDecoration("getLayerData")) and not node.callDecoration("isGroup"):
+                continue  # Node that doesnt have a mesh and is not a group.
+            if only_selectable and not node.isSelectable():
+                continue  # Only remove nodes that are selectable.
+            if not node.callDecoration("isSliceable") and not node.callDecoration("getLayerData") and not node.callDecoration("isGroup"):
+                continue  # Grouped nodes don't need resetting as their parent (the group) is resetted)
+            nodes.append(node)
+        if nodes:
+            from UM.Operations.GroupedOperation import GroupedOperation
+            op = GroupedOperation()
+
+            for node in nodes:
+                from UM.Operations.RemoveSceneNodeOperation import RemoveSceneNodeOperation
+                op.addOperation(RemoveSceneNodeOperation(node))
+
+                # Reset the print information
+                self.getController().getScene().sceneChanged.emit(node)
+
+            op.push()
+            from UM.Scene.Selection import Selection
+            Selection.clear()

plugins/UM3NetworkPrinting/src/Network/ClusterApiClient.py

@@ -135,7 +135,7 @@ class ClusterApiClient:
                 result = model_class(**response)  # type: ClusterApiClientModel
                 on_finished_item = cast(Callable[[ClusterApiClientModel], Any], on_finished)
                 on_finished_item(result)
-        except JSONDecodeError:
+        except (JSONDecodeError, TypeError):
             Logger.log("e", "Could not parse response from network: %s", str(response))
 
     ## Creates a callback function so that it includes the parsing of the response into the correct model.

resources/definitions/printrbot_simple.def.json

@@ -5,7 +5,7 @@
     "metadata": {
         "visible": true,
         "author": "Calvindog717",
-        "manufacturer": "PrintrBot",
+        "manufacturer": "Printrbot",
         "platform": "printrbot_simple_metal_platform.stl",
         "platform_offset": [0, -3.45, 0],
         "file_formats": "text/x-gcode",