Index: trunk/mod_cacher/xc_cacher.c
===================================================================
--- trunk/mod_cacher/xc_cacher.c	(revision 1190)
+++ trunk/mod_cacher/xc_cacher.c	(revision 1194)
@@ -2611,5 +2611,7 @@
 			/* do NOT touch cached data */
 			shm = cache->shm;
-			cache->shm->handlers->memdestroy(cache->allocator);
+			if (shm) {
+				cache->shm->handlers->memdestroy(cache->allocator);
+			}
 		}
 	}