diff --git a/EXE_Lua.cpp b/EXE_Lua.cpp
index 711cc9d..73d3d15 100644
--- a/EXE_Lua.cpp
+++ b/EXE_Lua.cpp
@@ -202,6 +202,14 @@ ExeLuaResetGlobVar( const string& sVar)
    return LuaResetGlobVar( sVar) ;
 }
 
+//-----------------------------------------------------------------------------
+bool
+ExeLuaExistsFunction( const string& sFun)
+{
+  // verifica esistenza funzione
+   return LuaExistsFunction( sFun) ;
+}
+
 //-----------------------------------------------------------------------------
 bool
 ExeLuaCallFunction( const string& sFun)
diff --git a/EgtExecutor.rc b/EgtExecutor.rc
index 64a987c..4f73b14 100644
Binary files a/EgtExecutor.rc and b/EgtExecutor.rc differ
diff --git a/LUA_Base.h b/LUA_Base.h
index 5d344c2..3e67898 100644
--- a/LUA_Base.h
+++ b/LUA_Base.h
@@ -1,13 +1,13 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2015-2015
+//  EgalTech 2015-2022
 //----------------------------------------------------------------------------
-// File : LUA_Base.h             Data : 21.03.15        Versione : 1.6c6
+// File : LUA_Base.h             Data : 26.08.22        Versione : 2.4h4
 // Contenuto : Dichiarazioni per funzioni di base gestione LUA.
 //
 //
 //
 // Modifiche : 21.03.15 DS Creazione modulo.
-//
+//             26.08.22 DS Aggiunta funzione LuaExistsFunction.
 //
 //----------------------------------------------------------------------------
 
@@ -29,6 +29,8 @@ bool LuaGetGlobVar( const std::string& sVar, T& Val)
       { return LuaGetGlobVar( LuaGetLuaMgr().GetLuaState(), sVar, Val) ; }
 bool LuaResetGlobVar( const std::string& sVar) ;
 bool LuaCreateGlobTable( const std::string& sVar) ;
+inline bool LuaExistsFunction( const std::string& sFunName)
+      { return LuaGetLuaMgr().ExistsFunction( sFunName) ; }
 template<typename... Args>
 bool LuaCallFunction( const std::string& sFunName, int nRets, const Args&... params)
       { return LuaGetLuaMgr().CallFunction( sFunName, nRets, params...) ; }