- some small fixes

appTools/ToolDistance.py

@@ -547,6 +547,7 @@ class DistUI:
         self.app = app
         self.decimals = self.app.decimals
         self.layout = layout
+        self.units = self.app.defaults['units'].lower()
 
         # ## Title
         title_label = FCLabel("<font size=4><b>%s</b></font><br>" % self.toolName)

appTools/ToolDistanceMin.py

@@ -224,8 +224,9 @@ class DistMinUI:
         self.app = app
         self.decimals = self.app.decimals
         self.layout = layout
+        self.units = self.app.defaults['units'].lower()
 
-# ## Title
+        # ## Title
         title_label = QtWidgets.QLabel("<font size=4><b>%s</b></font><br>" % self.toolName)
         self.layout.addWidget(title_label)
 

appTools/ToolIsolation.py

@@ -1057,11 +1057,6 @@ class ToolIsolation(AppTool, Gerber):
             self.on_tool_default_add()
             return
 
-        if not tools_db_dict:
-            self.app.inform.emit('[ERROR_NOTCL] %s' % _("Tools DB empty."))
-            self.blockSignals(False)
-            return
-
         tool_found = 0
 
         offset = 'Path'