diff --git a/glance/common/config.py b/glance/common/config.py
index 1b4fd05626..58b46f82af 100644
--- a/glance/common/config.py
+++ b/glance/common/config.py
@@ -144,7 +144,7 @@ def _get_deployment_config_file(default_paste_file=None):
     if not path:
         path = _get_paste_config_path(default_paste_file)
     if not path:
-        msg = "Unable to locate paste config file for %s." % conf.prog
+        msg = "Unable to locate paste config file for %s." % CONF.prog
         raise RuntimeError(msg)
     return os.path.abspath(path)
 
diff --git a/glance/tests/unit/test_config.py b/glance/tests/unit/test_config.py
index 911731b456..521b6c072a 100644
--- a/glance/tests/unit/test_config.py
+++ b/glance/tests/unit/test_config.py
@@ -24,7 +24,6 @@
 from glance.common import config
 from glance.common import context
 from glance.image_cache import pruner
-from glance.openstack.common import cfg
 from glance.tests import utils as test_utils
 
 
@@ -40,6 +39,7 @@ def tearDown(self):
 
     def _do_test_load_paste_app(self,
                                 expected_app_type,
+                                make_paste_file=True,
                                 paste_flavor=None,
                                 paste_config_file=None,
                                 paste_append=None):
@@ -67,7 +67,7 @@ def _appendto(orig, copy, str):
             config.parse_args(['--config-file', temp_file])
 
             paste_to = temp_file.replace('.conf', '-paste.ini')
-            if not paste_config_file:
+            if not paste_config_file and make_paste_file:
                 paste_from = os.path.join(os.getcwd(),
                                           'etc/glance-registry-paste.ini')
                 _appendto(paste_from, paste_to, paste_append)
@@ -82,6 +82,11 @@ def test_load_paste_app(self):
         expected_middleware = context.UnauthenticatedContextMiddleware
         self._do_test_load_paste_app(expected_middleware)
 
+    def test_load_paste_app_paste_config_not_found(self):
+        expected_middleware = context.UnauthenticatedContextMiddleware
+        self.assertRaises(RuntimeError, self._do_test_load_paste_app,
+        expected_middleware, make_paste_file=False)
+
     def test_load_paste_app_with_paste_flavor(self):
         pipeline = ('[pipeline:glance-registry-incomplete]\n'
                     'pipeline = context registryapp')