Index: /trunk/src/VBox/Devices/Network/slirp/misc.c
===================================================================
--- /trunk/src/VBox/Devices/Network/slirp/misc.c	(revision 35860)
+++ /trunk/src/VBox/Devices/Network/slirp/misc.c	(revision 35861)
@@ -165,4 +165,5 @@
             /* We're on master zone and we cant allocate more */
             Log2(("NAT: no room on %s zone\n", zone->name));
+            AssertMsgFailed(("NAT: OOM!"));
             break;
         }