diff --git a/lua/lua/lua-5.1.4-upstream-bugfix.patch b/lua/lua/lua-5.1.4-upstream-bugfix.patch
new file mode 100644
index 000000000..13a207fa8
--- /dev/null
+++ b/lua/lua/lua-5.1.4-upstream-bugfix.patch
@@ -0,0 +1,216 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../lua/lua-5.1.4-upstream-bugfix.patch
+# Copyright (C) 2010 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This patch file is dual-licensed. It is available under the license the
+# patched project is licensed under, as long as it is an OpenSource license
+# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
+# of the GNU General Public License as published by the Free Software
+# Foundation; either version 2 of the License, or (at your option) any later
+# version.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+diff --git lua-5.1.4/src/lcode.c lua-5.1.4-bugfix/src/lcode.c
+index cff626b..e9aa88d 100644
+--- lua-5.1.4/src/lcode.c
++++ lua-5.1.4-bugfix/src/lcode.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: lcode.c,v 2.25.1.3 2007/12/28 15:32:23 roberto Exp $
++** $Id: lcode.c,v 2.25.1.4 2009/06/15 14:12:25 roberto Exp $
+ ** Code generator for Lua
+ ** See Copyright Notice in lua.h
+ */
+@@ -544,15 +544,18 @@ void luaK_goiftrue (FuncState *fs, expdesc *e) {
+       pc = NO_JUMP;  /* always true; do nothing */
+       break;
+     }
+-    case VFALSE: {
+-      pc = luaK_jump(fs);  /* always jump */
+-      break;
+-    }
+     case VJMP: {
+       invertjump(fs, e);
+       pc = e->u.s.info;
+       break;
+     }
++    case VFALSE: {
++      if (!hasjumps(e)) {
++        pc = luaK_jump(fs);  /* always jump */
++        break;
++      }
++      /* else go through */
++    }
+     default: {
+       pc = jumponcond(fs, e, 0);
+       break;
+@@ -572,14 +575,17 @@ static void luaK_goiffalse (FuncState *fs, expdesc *e) {
+       pc = NO_JUMP;  /* always false; do nothing */
+       break;
+     }
+-    case VTRUE: {
+-      pc = luaK_jump(fs);  /* always jump */
+-      break;
+-    }
+     case VJMP: {
+       pc = e->u.s.info;
+       break;
+     }
++    case VTRUE: {
++      if (!hasjumps(e)) {
++        pc = luaK_jump(fs);  /* always jump */
++        break;
++      }
++      /* else go through */
++    }
+     default: {
+       pc = jumponcond(fs, e, 1);
+       break;
+diff --git lua-5.1.4/src/ldblib.c lua-5.1.4-bugfix/src/ldblib.c
+index 67de122..2027eda 100644
+--- lua-5.1.4/src/ldblib.c
++++ lua-5.1.4-bugfix/src/ldblib.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: ldblib.c,v 1.104.1.3 2008/01/21 13:11:21 roberto Exp $
++** $Id: ldblib.c,v 1.104.1.4 2009/08/04 18:50:18 roberto Exp $
+ ** Interface from Lua to its debug API
+ ** See Copyright Notice in lua.h
+ */
+@@ -45,6 +45,7 @@ static int db_setmetatable (lua_State *L) {
+ 
+ 
+ static int db_getfenv (lua_State *L) {
++  luaL_checkany(L, 1);
+   lua_getfenv(L, 1);
+   return 1;
+ }
+diff --git lua-5.1.4/src/liolib.c lua-5.1.4-bugfix/src/liolib.c
+index e79ed1c..649f9a5 100644
+--- lua-5.1.4/src/liolib.c
++++ lua-5.1.4-bugfix/src/liolib.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: liolib.c,v 2.73.1.3 2008/01/18 17:47:43 roberto Exp $
++** $Id: liolib.c,v 2.73.1.4 2010/05/14 15:33:51 roberto Exp $
+ ** Standard I/O (and system) library
+ ** See Copyright Notice in lua.h
+ */
+@@ -276,7 +276,10 @@ static int read_number (lua_State *L, FILE *f) {
+     lua_pushnumber(L, d);
+     return 1;
+   }
+-  else return 0;  /* read fails */
++  else {
++    lua_pushnil(L);  /* "result" to be removed */
++    return 0;  /* read fails */
++  }
+ }
+ 
+ 
+diff --git lua-5.1.4/src/llex.c lua-5.1.4-bugfix/src/llex.c
+index 6dc3193..88c6790 100644
+--- lua-5.1.4/src/llex.c
++++ lua-5.1.4-bugfix/src/llex.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: llex.c,v 2.20.1.1 2007/12/27 13:02:25 roberto Exp $
++** $Id: llex.c,v 2.20.1.2 2009/11/23 14:58:22 roberto Exp $
+ ** Lexical Analyzer
+ ** See Copyright Notice in lua.h
+ */
+@@ -118,8 +118,10 @@ TString *luaX_newstring (LexState *ls, const char *str, size_t l) {
+   lua_State *L = ls->L;
+   TString *ts = luaS_newlstr(L, str, l);
+   TValue *o = luaH_setstr(L, ls->fs->h, ts);  /* entry for `str' */
+-  if (ttisnil(o))
++  if (ttisnil(o)) {
+     setbvalue(o, 1);  /* make sure `str' will not be collected */
++    luaC_checkGC(L);
++  }
+   return ts;
+ }
+ 
+diff --git lua-5.1.4/src/loadlib.c lua-5.1.4-bugfix/src/loadlib.c
+index 0d401eb..6158c53 100644
+--- lua-5.1.4/src/loadlib.c
++++ lua-5.1.4-bugfix/src/loadlib.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: loadlib.c,v 1.52.1.3 2008/08/06 13:29:28 roberto Exp $
++** $Id: loadlib.c,v 1.52.1.4 2009/09/09 13:17:16 roberto Exp $
+ ** Dynamic library loader for Lua
+ ** See Copyright Notice in lua.h
+ **
+@@ -639,7 +639,7 @@ LUALIB_API int luaopen_package (lua_State *L) {
+   lua_pushvalue(L, -1);
+   lua_replace(L, LUA_ENVIRONINDEX);
+   /* create `loaders' table */
+-  lua_createtable(L, 0, sizeof(loaders)/sizeof(loaders[0]) - 1);
++  lua_createtable(L, sizeof(loaders)/sizeof(loaders[0]) - 1, 0);
+   /* fill it with pre-defined loaders */
+   for (i=0; loaders[i] != NULL; i++) {
+     lua_pushcfunction(L, loaders[i]);
+diff --git lua-5.1.4/src/lstrlib.c lua-5.1.4-bugfix/src/lstrlib.c
+index 1b4763d..7a03489 100644
+--- lua-5.1.4/src/lstrlib.c
++++ lua-5.1.4-bugfix/src/lstrlib.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: lstrlib.c,v 1.132.1.4 2008/07/11 17:27:21 roberto Exp $
++** $Id: lstrlib.c,v 1.132.1.5 2010/05/14 15:34:19 roberto Exp $
+ ** Standard library for string operations and pattern-matching
+ ** See Copyright Notice in lua.h
+ */
+@@ -754,6 +754,7 @@ static void addintlen (char *form) {
+ 
+ 
+ static int str_format (lua_State *L) {
++  int top = lua_gettop(L);
+   int arg = 1;
+   size_t sfl;
+   const char *strfrmt = luaL_checklstring(L, arg, &sfl);
+@@ -768,7 +769,8 @@ static int str_format (lua_State *L) {
+     else { /* format item */
+       char form[MAX_FORMAT];  /* to store the format (`%...') */
+       char buff[MAX_ITEM];  /* to store the formatted item */
+-      arg++;
++      if (++arg > top)
++        luaL_argerror(L, arg, "no value");
+       strfrmt = scanformat(L, strfrmt, form);
+       switch (*strfrmt++) {
+         case 'c': {
+diff --git lua-5.1.4/src/lvm.c lua-5.1.4-bugfix/src/lvm.c
+index ee3256a..8aeafda 100644
+--- lua-5.1.4/src/lvm.c
++++ lua-5.1.4-bugfix/src/lvm.c
+@@ -1,5 +1,5 @@
+ /*
+-** $Id: lvm.c,v 2.63.1.3 2007/12/28 15:32:23 roberto Exp $
++** $Id: lvm.c,v 2.63.1.4 2009/07/01 21:10:33 roberto Exp $
+ ** Lua virtual machine
+ ** See Copyright Notice in lua.h
+ */
+@@ -133,6 +133,7 @@ void luaV_gettable (lua_State *L, const TValue *t, TValue *key, StkId val) {
+ 
+ void luaV_settable (lua_State *L, const TValue *t, TValue *key, StkId val) {
+   int loop;
++  TValue temp;
+   for (loop = 0; loop < MAXTAGLOOP; loop++) {
+     const TValue *tm;
+     if (ttistable(t)) {  /* `t' is a table? */
+@@ -152,7 +153,9 @@ void luaV_settable (lua_State *L, const TValue *t, TValue *key, StkId val) {
+       callTM(L, tm, t, key, val);
+       return;
+     }
+-    t = tm;  /* else repeat with `tm' */ 
++    /* else repeat with `tm' */
++    setobj(L, &temp, tm);  /* avoid pointing inside table (may rehash) */
++    t = &temp;
+   }
+   luaG_runerror(L, "loop in settable");
+ }
diff --git a/lua/lua/lua.desc b/lua/lua/lua.desc
index 973a9dc38..958133486 100644
--- a/lua/lua/lua.desc
+++ b/lua/lua/lua.desc
@@ -3,7 +3,7 @@
 [COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 [COPY]
 [COPY] Filename: package/.../lua/lua.desc
-[COPY] Copyright (C) 2006 - 2009 The OpenSDE Project
+[COPY] Copyright (C) 2006 - 2010 The OpenSDE Project
 [COPY] Copyright (C) 2004 - 2006 The T2 SDE Project
 [COPY]
 [COPY] More information can be found in the files COPYING and README.
@@ -36,8 +36,7 @@
 
 [L] MIT
 [S] Stable
-[V] 5.1.4
+[V] 5.1.4-1
 [P] X -?---5---9 109.800
 
 [D] 2070109183 lua-5.1.4.tar.gz http://www.lua.org/ftp/
-