fix WJSendPlugin so that it doesn't crash if it can't open a serial device

data_centre/data.py

@@ -122,6 +122,9 @@ class Data(object):
     def get_enabled_plugin_class_names(self):
         return [k for k, v in self.enabled_plugins.items() if v is True]
 
+    def disable_plugin(self, plugin_class_name):
+        del self.enabled_plugins[plugin_class_name]
+
     def compare_plugins_list(self):
         current_plugins = [type(plugin).__name__ for plugin in self.plugins.get_plugins(include_disabled=True)]
         plugins_to_add = set(current_plugins) - set(self.enabled_plugins.keys())

plugins/WJSendPlugin.py

@@ -234,7 +234,7 @@ class WJSendPlugin(ActionsPlugin, SequencePlugin, DisplayPlugin, ModulationRecei
 
         except Exception as e:
             print("WJSendPlugin>> open_serial failed: " + str(type(e)))
-            self.disabled = True
+            self.pc.data.disable_plugin('WJSendPlugin')
             import traceback
             traceback.print_exc()