diff --git a/lib/dradis/plugins/settings/adapters/db.rb b/lib/dradis/plugins/settings/adapters/db.rb
index 2430cee..e04e0ed 100644
--- a/lib/dradis/plugins/settings/adapters/db.rb
+++ b/lib/dradis/plugins/settings/adapters/db.rb
@@ -9,7 +9,9 @@ def delete(key)
     end
 
     def exists?(key)
-      Configuration.exists?(name: namespaced_key(key))
+      (ActiveRecord::Base.connection rescue false) &&
+        Configuration.table_exists? &&
+        Configuration.exists?(name: namespaced_key(key))
     end
 
     def read(key)