Index: sites/default/modules/cacherouter/engines/apc.php
===================================================================
--- sites/default/modules/cacherouter/engines/apc.php	(revision 2481)
+++ sites/default/modules/cacherouter/engines/apc.php	(working copy)
@@ -194,7 +194,7 @@
   }
   
   function setLookup($lookup = array()) {
-    apc_store($this->lookup, $lookup, 0);
+    @apc_store($this->lookup, $lookup, 0);
   }
     
   function stats() {