- fixed another bug that when selecting an Excellon object after disabling it it crashed the app

- RELEASE 8.92

flatcamTools/ToolNonCopperClear.py

@@ -461,7 +461,7 @@ class NonCopperClear(FlatCAMTool, Gerber):
         try:
             # if connected, disconnect the signal from the slot on item_changed as it creates issues
             self.tools_table.itemChanged.disconnect(self.on_tool_edit)
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
     def on_tool_add(self, dia=None, muted=None):

flatcamTools/ToolPDF.py

@@ -366,7 +366,7 @@ class ToolPDF(FlatCAMTool):
         self.check_thread.setInterval(check_period)
         try:
             self.check_thread.timeout.disconnect(self.periodic_check_handler)
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
         self.check_thread.timeout.connect(self.periodic_check_handler)

flatcamTools/ToolPaint.py

@@ -437,7 +437,7 @@ class ToolPaint(FlatCAMTool, Gerber):
         try:
             # if connected, disconnect the signal from the slot on item_changed as it creates issues
             self.tools_table.itemChanged.disconnect()
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
         # updated units

flatcamTools/ToolSolderPaste.py

@@ -646,22 +646,22 @@ class SolderPaste(FlatCAMTool):
             if isinstance(self.gcode_form_layout.itemAt(i).widget(), FCComboBox):
                 try:
                     self.gcode_form_layout.itemAt(i).widget().currentIndexChanged.disconnect()
-                except TypeError:
+                except (TypeError, AttributeError):
                     pass
             if isinstance(self.gcode_form_layout.itemAt(i).widget(), FCEntry):
                 try:
                     self.gcode_form_layout.itemAt(i).widget().editingFinished.disconnect()
-                except TypeError:
+                except (TypeError, AttributeError):
                     pass
 
         try:
             self.tools_table.itemChanged.disconnect(self.on_tool_edit)
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
         try:
             self.tools_table.currentItemChanged.disconnect(self.on_row_selection_change)
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
     def update_comboboxes(self, obj, status):

flatcamTools/ToolSub.py

@@ -175,13 +175,13 @@ class ToolSub(FlatCAMTool):
 
         try:
             self.intersect_btn.clicked.disconnect(self.on_grb_intersection_click)
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
         self.intersect_btn.clicked.connect(self.on_grb_intersection_click)
 
         try:
             self.intersect_geo_btn.clicked.disconnect()
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
         self.intersect_geo_btn.clicked.connect(self.on_geo_intersection_click)
 
@@ -569,14 +569,14 @@ class ToolSub(FlatCAMTool):
 
         try:
             self.check_thread.stop()
-        except TypeError:
+        except (TypeError, AttributeError):
             pass
 
         if reset:
             self.check_thread.setInterval(check_period)
             try:
                 self.check_thread.timeout.disconnect(self.periodic_check_handler)
-            except TypeError:
+            except (TypeError, AttributeError):
                 pass
 
         self.check_thread.timeout.connect(self.periodic_check_handler)