diff --git a/src/org/nbphpcouncil/modules/php/yii/ConfigurationFiles.java b/src/org/nbphpcouncil/modules/php/yii/ConfigurationFiles.java
index 30b2b5e..daf2c46 100644
--- a/src/org/nbphpcouncil/modules/php/yii/ConfigurationFiles.java
+++ b/src/org/nbphpcouncil/modules/php/yii/ConfigurationFiles.java
@@ -96,6 +96,9 @@ private synchronized List<FileObject> getConfigDirectories() {
             return Collections.emptyList();
         }
         FileObject config = applicationDirectory.getFileObject("config"); // NOI18N
+        if (config == null) {
+            return Collections.emptyList();
+        }
         List<FileObject> directories = Collections.singletonList(config);
         if (!isInitialized) {
             isInitialized = true;