diff --git a/SceExecutor.cpp b/SceExecutor.cpp
index 17f1cb9..47707e6 100644
--- a/SceExecutor.cpp
+++ b/SceExecutor.cpp
@@ -71,13 +71,12 @@ SceExecutor::Execute( const string& sCmd1, const string& sCmd2, const STRVECTOR&
 {
   // verifico validità Scene
    if ( m_pScene == nullptr) {
-      LOG_ERROR( GetEGrLogger(), "Error : null Scene.")
-      return false ;
+      LOG_ERROR( GetEGrLogger(), "Error : null Scene in SceExecutor.")
+      return ER_ERR ;
    }
-
   // verifico validità CmdParser
    if ( m_pParser == nullptr) {
-      LOG_ERROR( GetEGrLogger(), "Error : null CmdParser.")
+      LOG_ERROR( GetEGrLogger(), "Error : null CmdParser in SceExecutor.")
       return ER_ERR ;
    }