diff --git a/cinder/db/sqlalchemy/api.py b/cinder/db/sqlalchemy/api.py
index d526befd74e..f7fcfa65e78 100644
--- a/cinder/db/sqlalchemy/api.py
+++ b/cinder/db/sqlalchemy/api.py
@@ -1859,8 +1859,8 @@ def _attachment_get(context, attachment_id, session=None, read_deleted=False,
               .first())
 
     if not result:
-        msg = _("Unable to find attachment with id: %s"), attachment_id
-        raise exception.VolumeAttachmentNotFound(msg)
+        raise exception.VolumeAttachmentNotFound(filter='attachment_id = %s' %
+                                                 attachment_id)
     return result
 
 
diff --git a/cinder/exception.py b/cinder/exception.py
index e8d9ccfd24f..33bddc3b188 100644
--- a/cinder/exception.py
+++ b/cinder/exception.py
@@ -339,7 +339,7 @@ class MessageNotFound(NotFound):
 
 class VolumeAttachmentNotFound(NotFound):
     message = _("Volume attachment could not be found with "
-                "filter: %(filter)s .")
+                "filter: %(filter)s.")
 
 
 class VolumeMetadataNotFound(NotFound):