diff --git a/EgtGeomKernel.rc b/EgtGeomKernel.rc
index 4e0b457..bc50a6c 100644
Binary files a/EgtGeomKernel.rc and b/EgtGeomKernel.rc differ
diff --git a/GeomDB.cpp b/GeomDB.cpp
index 14d88aa..892bb76 100644
--- a/GeomDB.cpp
+++ b/GeomDB.cpp
@@ -1691,8 +1691,13 @@ GeomDB::SelectGroupObjs( int nId, int nFilter, bool bOnlyIfVisible)
             continue ;
       }
      // eseguo selezione
-      if ( ! SetStatus( pGdbObj, GDB_ST_SEL))
-         return false ;
+      if ( ::GetGdbGroup( pGdbObj) != nullptr) {
+         return SelectGroupObjs( pGdbObj->m_nId, nFilter, bOnlyIfVisible) ;
+      }
+      else {
+         if ( ! SetStatus( pGdbObj, GDB_ST_SEL))
+            return false ;
+      }
    }
    return true ;
 }