? apc_saving.patch
Index: engines/apc.php
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/cacherouter/engines/apc.php,v
retrieving revision 1.5
diff -u -p -r1.5 apc.php
--- engines/apc.php	29 Aug 2008 19:42:41 -0000	1.5
+++ engines/apc.php	24 Oct 2008 12:00:24 -0000
@@ -60,7 +60,7 @@ class apcCache extends Cache {
     $cache->expire = $expire;
     $cache->headers = $headers;
 
-    if (is_array($value) || is_object($value)) {
+    if (!is_string($value)) {
       $cache->serialized = TRUE;
       $cache->data = serialize($value);
     }
@@ -223,4 +223,4 @@ class apcCache extends Cache {
   function unlock() {
     return apc_delete($this->lock);
   }
-}
\ No newline at end of file
+}