diff --git a/EgtGeneral.rc b/EgtGeneral.rc
index a63c8d2..2fcb2d0 100644
Binary files a/EgtGeneral.rc and b/EgtGeneral.rc differ
diff --git a/LuaManager.cpp b/LuaManager.cpp
index 53299b4..01ff5b1 100644
--- a/LuaManager.cpp
+++ b/LuaManager.cpp
@@ -56,7 +56,7 @@ LuaMgr::Exit( void)
 
 //----------------------------------------------------------------------------
 bool
-LuaMgr::GetVersion( string& sLuaVer)
+LuaMgr::GetVersion( string& sLuaVer) const
 {
   // verifico ambiente lua
    if ( m_pL == nullptr)
@@ -269,7 +269,7 @@ LuaMgr::ExecFile( const string& sFile)
 
 //----------------------------------------------------------------------------
 bool
-LuaMgr::ExistsFunction( const string& sFunName)
+LuaMgr::ExistsFunction( const string& sFunName) const
 {
   // verifico ambiente lua
    if ( m_pL == nullptr)
@@ -296,7 +296,7 @@ LuaMgr::ExistsFunction( const string& sFunName)
 
 //----------------------------------------------------------------------------
 void
-LuaMgr::LogError( const string& sErr)
+LuaMgr::LogError( const string& sErr) const
 {
    LOG_ERROR( GetEGnLogger(), sErr.c_str())
 }
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