Apparently BibleServer.com has removed that Bible. Use another one instead.

tests/interfaces/openlp_plugins/bibles/test_lib_http.py

@@ -130,7 +130,7 @@ class TestBibleHTTP(TestCase):
         # THEN: The list should not be None, and some known bibles should be there
         self.assertIsNotNone(bibles)
         self.assertIn(('New Int. Readers Version', 'NIRV', 'en'), bibles)
-        self.assertIn(('Българската Библия', 'BLG', 'bg'), bibles)
+        self.assertIn(('Священное Писание, Восточный перевод', 'CARS', 'ru'), bibles)
 
     def biblegateway_get_bibles_test(self):
         """