From 1002d536ff4fe60695bb2b9e0bdd452324740b45 Mon Sep 17 00:00:00 2001
From: ponchio <federico.ponchio@isti.cnr.it>
Date: Fri, 15 Oct 2004 17:42:27 +0000
Subject: [PATCH] Minor bug.

---
 apps/nexus/patchserver.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/apps/nexus/patchserver.cpp b/apps/nexus/patchserver.cpp
index 6b06fbab..de6e7915 100644
--- a/apps/nexus/patchserver.cpp
+++ b/apps/nexus/patchserver.cpp
@@ -263,6 +263,7 @@ void PatchServer::Flush(unsigned int patch) {
 bool PatchServer::FlushVbo(unsigned int patch) {
   //TODO  
   //cerr << "Flushing vbo: " << patch << endl;
+  if(!vbos.size()) return false;
   VboBuffer &buffer = vbos[patch];
   if(!buffer.index) return false;
   glDeleteBuffersARB(1, &buffer.index);