Prevent undefined index warning. Note: This section is rewritten in the dev branch of uuid. So this patch shouldn't be necessary after 7.x-1.0-alpha3.

uuid-fix-undefined-variable-error.patch

diff --git a/uuid.tokens.inc b/uuid.tokens.inc
index d1ec58e..8042e3a 100644
--- a/uuid.tokens.inc
+++ b/uuid.tokens.inc
@@ -92,5 +92,9 @@ function uuid_tokens($type, $tokens, array $data = array(), array $options = arr
       break;
   }
 
+  // Prevent undefined index warning. Note: This section is rewritten in the dev branch
+  // of uuid. So this patch shouldn't be necessary after 7.x-1.0-alpha3.
+  $replacements = (empty($replacements)) ? array() : $replacements; 
+
   return $replacements;
-}
\ No newline at end of file
+}