Add proper rethrowing of an exception during init_device

crossechoTangoDev/Crossecho.py

@@ -99,6 +99,7 @@ class Crossecho(Device):
         except Exception as e:
             print("Failed to connect to the OPC-UA server %s.  Traceback: %s" % (self.OPC_Server_Name, traceback.format_exc()))
             self.delete_device()
+            raise e
         # PROTECTED REGION END #    //  Crossecho.init_device
 
     def always_executed_hook(self):