Index: apps/app_voicemail.c
===================================================================
--- apps/app_voicemail.c	(revision 71064)
+++ apps/app_voicemail.c	(working copy)
@@ -3127,7 +3168,7 @@
 		pbx_builtin_setvar_helper(chan, "VM_MESSAGEFILE", "IMAP_STORAGE");
 
 		/* Check if mailbox is full */
-		if (vms->quota_limit && vms->quota_usage >= vms->quota_limit) {
+		if (vms && vms->quota_limit && vms->quota_usage >= vms->quota_limit) {
 			ast_debug(1, "*** QUOTA EXCEEDED!! %u >= %u\n", vms->quota_usage, vms->quota_limit);
 			ast_play_and_wait(chan, "vm-mailboxfull");
 			return -1;
@@ -3158,6 +3199,15 @@
 			goto leave_vm_out;
 		}