Extension 'yoomedia' now alpha status, some rewrites

[mailer.git] / inc / libs / cache_functions.php

diff --git a/inc/libs/cache_functions.php b/inc/libs/cache_functions.php
index ba490d57c7a0f22f4cac0937606ae10c3c6e0c80..a3b1d0a15e77831db0bf6c1d430869a2d2f426d6 100644 (file)
--- a/inc/libs/cache_functions.php
+++ b/inc/libs/cache_functions.php
@@ -371,7 +371,7 @@ class mxchange_cache
                $line = "";
 
                // String or non-string? ;-)
-               if (is_string($value)) {
+               if ((is_string($value)) || (is_null($value))) {
                        // String...
                        $line = "\$data['".$key."'][] = \"".$value."\";\n";
                } else {