diff --git a/mappa/generator.php b/mappa/generator.php
index 5a61cd9d..98706a99 100644
--- a/mappa/generator.php
+++ b/mappa/generator.php
@@ -226,7 +226,17 @@ function write_geo_file ($name, $contents) {
 		continue;
 
         $lugs = file ('http://github.com/Gelma/LugMap/raw/master/db/' . $region . '.txt', FILE_IGNORE_NEW_LINES);
+	if ($lugs == false) {
+		notify_mail ("Impossibile scaricare file per la regione $region");
+		continue;
+	}
+
 	$cities = file ('liste_comuni/' . $region . '.txt', FILE_IGNORE_NEW_LINES);
+	if ($cities == false) {
+		notify_mail ("Impossibile aprire file delle citta' per $region");
+		continue;
+	}
+
 	$found_cities = array ();
 
         foreach ($lugs as $lug) {