diff --git a/EgtMachKernel.rc b/EgtMachKernel.rc
index b7d6f39..4241b80 100644
Binary files a/EgtMachKernel.rc and b/EgtMachKernel.rc differ
diff --git a/Simulator.cpp b/Simulator.cpp
index f9ceaa3..e1e9655 100644
--- a/Simulator.cpp
+++ b/Simulator.cpp
@@ -178,6 +178,24 @@ Simulator::GetAxisInfoPos( int nI, string& sName, string& sToken, bool& bLinear,
   // recupero i dati dell'asse
    if ( nI < 0  ||  nI >= nAxisCount + nAuxAxisCount)
       return false ;
+  // se asse ausiliario, verifico non coincida con uno attivo
+   if ( nI >= nAxisCount) {
+      while ( nI < nAxisCount + nAuxAxisCount) {
+         bool bFound = false ;
+         for ( int j = 0 ; j < nAxisCount ; ++ j) {
+            if ( m_AuxAxesName[ nI - nAxisCount] == m_AxesName[j]) {
+               bFound = true ;
+               break ;
+            }
+         }
+         if ( bFound)
+            ++ nI ;
+         else
+            break ;
+      }
+      if ( nI >= nAxisCount + nAuxAxisCount)
+         return false ;
+   }
    if ( nI < nAxisCount) {
       sName = m_AxesName[nI] ;
       sToken = m_AxesToken[nI] ;