diff --git a/EXE_Exchange.cpp b/EXE_Exchange.cpp
index e24a741..905e188 100644
--- a/EXE_Exchange.cpp
+++ b/EXE_Exchange.cpp
@@ -19,6 +19,7 @@
 #include "DllExchange.h"
 #include "/EgtDev/Include/EXeExecutor.h"
 #include "/EgtDev/Include/EXeConst.h"
+#include "/EgtDev/Include/EXeCmdLogOff.h"
 #include "/EgtDev/Include/EExImportStl.h"
 #include "/EgtDev/Include/EExImportDxf.h"
 #include "/EgtDev/Include/EExImportCnc.h"
@@ -302,7 +303,6 @@ ExeAdvancedImport( const string& sFilePath)
 {
    GseContext* pGseCtx = GetCurrGseContext() ;
    VERIFY_CTX_GEOMDB( pGseCtx, false)
-   bool bOk = true ;
   // verifico che il formato sia supportato
    int nFileType = ExeGetFileType( sFilePath) ;
    if ( nFileType != FT_IGES   &&
@@ -320,7 +320,7 @@ ExeAdvancedImport( const string& sFilePath)
       return false ;
   // file intermedio stl
    string sTempDir ; ExeGetTempDir( sTempDir) ;
-   string sFileOut = sTempDir + "\\AdvImp.stl" ;
+   string sFileOut = sTempDir + "\\AdvImp.nge" ;
    EraseFile( sFileOut) ;
   // eseguo il programma esterno di conversione
    string sExec ;
@@ -329,7 +329,8 @@ ExeAdvancedImport( const string& sFilePath)
    #elif defined( _WIN32)
       sExec = "EgtConverterR32.exe" ;
    #endif
-   string sCmdLine = "\"" + sExec + "\" \"" + sFilePath + "\" \"" + sFileOut + "\"" ;
+   string sCmdLine = "\"" + sExec + "\" \"" + sFilePath + "\" \"" + sFileOut + "\" \"" +
+                     ExeGetKey() +"\" \"" + ToString( ExeGetDebugLevel()) + "\""  ;
    STARTUPINFO si ;
    PROCESS_INFORMATION pi ;
    ZeroMemory( &si, sizeof( si)) ;
@@ -340,6 +341,7 @@ ExeAdvancedImport( const string& sFilePath)
    if ( CreateProcess( NULL, stringtoW( sCmdLine), NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi) == FALSE)
       return false ;
    int nTime = 0 ;
+   bool bOk = true ;
    while ( bOk) {
       ++ nTime ;
       nTime = ( nTime % 200) ;
@@ -348,24 +350,19 @@ ExeAdvancedImport( const string& sFilePath)
       if ( WaitForSingleObject( pi.hProcess, 100) != WAIT_TIMEOUT)
          break ;
    }
+   if ( ! bOk)
+      TerminateProcess( pi.hProcess, 98) ;
    DWORD nExitCode = 99 ;
    GetExitCodeProcess( pi.hProcess, &nExitCode) ;
    bOk = bOk && ( nExitCode == 0) ;
    CloseHandle( pi.hProcess) ;
    CloseHandle( pi.hThread) ;
-  // importo il file STL
-   // aggiungo un gruppo pezzo e un gruppo layer
-   int nPartId = ( bOk ? pGseCtx->m_pGeomDB->AddGroup( GDB_ID_NULL, GDB_ID_ROOT, Frame3d()) : GDB_ID_NULL) ;
-   int nLayerId = ( bOk ? pGseCtx->m_pGeomDB->AddGroup( GDB_ID_NULL, nPartId, Frame3d()) : GDB_ID_NULL) ;
-   // preparo l'importatore
-   PtrOwner<IImportStl> pImpStl( MyCreateImportStl()) ;
-   bOk = bOk && ! IsNull( pImpStl) ;
-   // eseguo l'importazione
-   bOk = bOk && pImpStl->Import( sFileOut, pGseCtx->m_pGeomDB, nLayerId, 1) ;
-   ExeProcessEvents( 100, 0) ;
+  // apro il file intermedio
+   CmdLogOff cmdLogOff ;
+   bOk = bOk && ExeOpenFile( sFileOut) ;
+   cmdLogOff.Reset() ;
   // aggiorno stato file corrente
-   if ( bOk && pGseCtx->m_sFilePath.empty())
-      pGseCtx->m_sFilePath = sFilePath ;
+   pGseCtx->m_sFilePath = sFilePath ;
    ExeSetModified() ;
   // se richiesto, salvo il comando Lua equivalente
    if ( IsCmdLog()) {
diff --git a/EgtExecutor.rc b/EgtExecutor.rc
index dd902e2..866a90d 100644
Binary files a/EgtExecutor.rc and b/EgtExecutor.rc differ