now it's fixed.

diff --git a/python.d/python_modules/base.py b/python.d/python_modules/base.py
index d2015711c3903eadf7630dafdcfa9b78abd89472..a30e0b94e10c001c350e4127561cc92d86c8cf85 100644 (file)
--- a/python.d/python_modules/base.py
+++ b/python.d/python_modules/base.py
@@ -407,9 +407,9 @@ class UrlService(SimpleService):
         """
         if self.name is None or self.name == str(None):
             self.name = 'local'
+            self.chart_name += "_" + self.name
         else:
             self.name = str(self.name)
-        self.chart_name += "_" + self.name
         try:
             self.url = str(self.configuration['url'])
         except (KeyError, TypeError):