diff --git a/dblayer.php b/dblayer.php
index 405a465..74279aa 100644
--- a/dblayer.php
+++ b/dblayer.php
@@ -102,18 +102,8 @@ class dblayer extends PDO
     switch ($driver[0])
     {
     case "sqlite":
-      try
-      {
-        parent::__construct ($dsn, $username, $password, $driver_options);
-        parent::setAttribute (PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
-      }
-      catch (Exception $e)
-      {
-        throw new Exception ("PDO error : ".$e->getMessage(), 500);
-      }
-
       // Look at the right to write in database and in the directory
-      $file = substr ($dsn, 7);
+      $file = substr ($dsn, 9);
       if (! is_writeable (dirname ($file)))
         throw new Exception (dgettext("domframework",
                         "The directory for SQLite database is write protected"),
@@ -125,6 +115,16 @@ class dblayer extends PDO
       if (function_exists ("posix_getuid") &&
           fileowner ($file) === posix_getuid ())
         chmod ($file, 0666);
+      try
+      {
+        parent::__construct ($dsn, $username, $password, $driver_options);
+        parent::setAttribute (PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+      }
+      catch (Exception $e)
+      {
+        throw new Exception ("PDO error : ".$e->getMessage(), 500);
+      }
+
       // Force ForeignKeys support (disabled by default)
       $this->exec("PRAGMA foreign_keys = ON");
       $this->sep = "`";