diff --git a/controller.py b/controller.py
index 240f86d..011a992 100644
--- a/controller.py
+++ b/controller.py
@@ -22,8 +22,10 @@ class PopplerController(object):
             if os.path.isfile(path):
                 return path
 
+        raise Exception("Path not found in %s" % search)
+
     def _load_poppler_doc(self, pdf_path):
-            return poppler.document_new_from_file('file://' + pdf_path, password=None)
+        return poppler.document_new_from_file('file://' + pdf_path, password=None)
 
 
     def generate_page_images(self, pages=[], clear_page=True):