diff -crBw Qt/6.8.3/Src/qtscxml/src/plugins/ecmascriptdatamodel/qscxmlecmascriptdatamodel.cpp qtscxml/qtscxml/src/plugins/ecmascriptdatamodel/qscxmlecmascriptdatamodel.cpp
*** Qt/6.8.3/Src/qtscxml/src/plugins/ecmascriptdatamodel/qscxmlecmascriptdatamodel.cpp	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/plugins/ecmascriptdatamodel/qscxmlecmascriptdatamodel.cpp	2025-04-18 20:47:36.000000000 +0200
***************
*** 176,181 ****
--- 176,182 ----
          if (!jsEngine) {
              Q_Q(QScxmlEcmaScriptDataModel);
              setEngine(new QJSEngine(q->stateMachine()));
+             engine()->installExtensions( QJSEngine::ConsoleExtension );
          }
  
          return jsEngine;
***************
*** 492,498 ****
                                                   const QString &context)
  {
      Q_D(QScxmlEcmaScriptDataModel);
!     Q_ASSERT(hasScxmlProperty(name));
  
      QJSEngine *engine = d->assertEngine();
      QJSValue v = engine->toScriptValue(
--- 493,502 ----
                                                   const QString &context)
  {
      Q_D(QScxmlEcmaScriptDataModel);
!     if( ! hasScxmlProperty(name) ) {
!         d->submitError(QStringLiteral("error.execution"), QStringLiteral("Missing property '%1' in %2").arg(name, context));
!         return false;
!     }
  
      QJSEngine *engine = d->assertEngine();
      QJSValue v = engine->toScriptValue(
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlcompiler.cpp qtscxml/qtscxml/src/scxml/qscxmlcompiler.cpp
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlcompiler.cpp	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlcompiler.cpp	2025-04-01 17:48:26.000000000 +0200
***************
*** 40,46 ****
  class ScxmlVerifier: public DocumentModel::NodeVisitor
  {
  public:
!     ScxmlVerifier(std::function<void (const DocumentModel::XmlLocation &, const QString &)> errorHandler)
          : m_errorHandler(errorHandler)
          , m_doc(nullptr)
          , m_hasErrors(false)
--- 40,46 ----
  class ScxmlVerifier: public DocumentModel::NodeVisitor
  {
  public:
!     ScxmlVerifier(std::function<void (const QString&, const DocumentModel::XmlLocation &, const QString &)> errorHandler)
          : m_errorHandler(errorHandler)
          , m_doc(nullptr)
          , m_hasErrors(false)
***************
*** 418,428 ****
      {
          m_hasErrors = true;
          if (m_errorHandler)
!             m_errorHandler(location, message);
      }
  
  private:
!     std::function<void (const DocumentModel::XmlLocation &, const QString &)> m_errorHandler;
      DocumentModel::ScxmlDocument *m_doc;
      bool m_hasErrors;
      QHash<QString, DocumentModel::AbstractState *> m_stateById;
--- 418,428 ----
      {
          m_hasErrors = true;
          if (m_errorHandler)
!             m_errorHandler(m_doc->fileName, location, message);
      }
  
  private:
!     std::function<void (const QString&, const DocumentModel::XmlLocation &, const QString &)> m_errorHandler;
      DocumentModel::ScxmlDocument *m_doc;
      bool m_hasErrors;
      QHash<QString, DocumentModel::AbstractState *> m_stateById;
***************
*** 1317,1324 ****
      if (!m_doc)
          return false;
  
!     auto handler = [this](const DocumentModel::XmlLocation &location, const QString &msg) {
!         this->addError(location, msg);
      };
  
      if (ScxmlVerifier(handler).verify(m_doc.get()))
--- 1317,1324 ----
      if (!m_doc)
          return false;
  
!     auto handler = [this](const QString& fileName, const DocumentModel::XmlLocation &location, const QString &msg) {
!         this->addError(fileName, location, msg);
      };
  
      if (ScxmlVerifier(handler).verify(m_doc.get()))
***************
*** 2049,2055 ****
              }
          }
      } else {
!         addError(scriptI->xmlLocation,
                  QStringLiteral("neither src nor any content has been given in the script tag"));
      }
      return flushInstruction();
--- 2049,2055 ----
              }
          }
      } else {
!         addError(m_doc->fileName, scriptI->xmlLocation,
                  QStringLiteral("neither src nor any content has been given in the script tag"));
      }
      return flushInstruction();
***************
*** 2328,2336 ****
      m_errors.append(QScxmlError(m_fileName, m_reader->lineNumber(), m_reader->columnNumber(), msg));
  }
  
! void QScxmlCompilerPrivate::addError(const DocumentModel::XmlLocation &location, const QString &msg)
  {
!     m_errors.append(QScxmlError(m_fileName, location.line, location.column, msg));
  }
  
  DocumentModel::AbstractState *QScxmlCompilerPrivate::currentParent() const
--- 2328,2336 ----
      m_errors.append(QScxmlError(m_fileName, m_reader->lineNumber(), m_reader->columnNumber(), msg));
  }
  
! void QScxmlCompilerPrivate::addError(const QString& fileName, const DocumentModel::XmlLocation &location, const QString &msg)
  {
!     m_errors.append(QScxmlError(fileName, location.line, location.column, msg));
  }
  
  DocumentModel::AbstractState *QScxmlCompilerPrivate::currentParent() const
***************
*** 2349,2355 ****
      QString idStr = attributes.value(QLatin1String("id")).toString();
      if (!idStr.isEmpty()) {
          if (m_allIds.contains(idStr)) {
!             addError(xmlLocation(), QStringLiteral("duplicate id '%1'").arg(idStr));
          } else {
              m_allIds.insert(idStr);
              *id = idStr;
--- 2349,2355 ----
      QString idStr = attributes.value(QLatin1String("id")).toString();
      if (!idStr.isEmpty()) {
          if (m_allIds.contains(idStr)) {
!             addError(m_doc->fileName, xmlLocation(), QStringLiteral("duplicate id '%1'").arg(idStr));
          } else {
              m_allIds.insert(idStr);
              *id = idStr;
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlcompiler_p.h qtscxml/qtscxml/src/scxml/qscxmlcompiler_p.h
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlcompiler_p.h	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlcompiler_p.h	2025-04-01 17:48:56.000000000 +0200
***************
*** 544,550 ****
      QList<QScxmlError> errors() const;
  
      void addError(const QString &msg);
!     void addError(const DocumentModel::XmlLocation &location, const QString &msg);
      QScxmlStateMachine *instantiateStateMachine() const;
      void instantiateDataModel(QScxmlStateMachine *stateMachine) const;
  
--- 544,550 ----
      QList<QScxmlError> errors() const;
  
      void addError(const QString &msg);
!     void addError(const QString&, const DocumentModel::XmlLocation &location, const QString &msg);
      QScxmlStateMachine *instantiateStateMachine() const;
      void instantiateDataModel(QScxmlStateMachine *stateMachine) const;
  
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlexecutablecontent.cpp qtscxml/qtscxml/src/scxml/qscxmlexecutablecontent.cpp
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlexecutablecontent.cpp	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlexecutablecontent.cpp	2025-04-11 17:12:28.000000000 +0200
***************
*** 5,10 ****
--- 5,11 ----
  #include "qscxmlexecutablecontent_p.h"
  #include "qscxmlcompiler_p.h"
  #include "qscxmlevent_p.h"
+ #include "qscxmlstatemachine_p.h"
  
  QT_BEGIN_NAMESPACE
  
***************
*** 409,415 ****
          qCDebug(scxmlLog) << label << ":" << str;
          QMetaObject::invokeMethod(stateMachine,
                                    "log",
!                                   Qt::QueuedConnection,
                                    Q_ARG(QString, label),
                                    Q_ARG(QString, str));
          return ip;
--- 410,416 ----
          qCDebug(scxmlLog) << label << ":" << str;
          QMetaObject::invokeMethod(stateMachine,
                                    "log",
!                                   Qt::DirectConnection,
                                    Q_ARG(QString, label),
                                    Q_ARG(QString, str));
          return ip;
***************
*** 450,457 ****
          QString eventName = QStringLiteral("done.state.") + extraData.toString();
          QScxmlEventBuilder event(stateMachine, eventName, doneData);
          auto e = event();
!         e->setEventType(QScxmlEvent::InternalEvent);
!         qCDebug(qscxmlLog) << stateMachine << "submitting event" << eventName;
          stateMachine->submitEvent(e);
          return ip;
      }
--- 451,458 ----
          QString eventName = QStringLiteral("done.state.") + extraData.toString();
          QScxmlEventBuilder event(stateMachine, eventName, doneData);
          auto e = event();
!         e->setEventType( stateMachine->isInvoked() ? QScxmlEvent::InternalEvent : QScxmlEvent::ExternalEvent);
!         qCDebug(qscxmlLog) << stateMachine << "submitting event" << eventName << stateMachine->isInvoked();
          stateMachine->submitEvent(e);
          return ip;
      }
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice.cpp qtscxml/qtscxml/src/scxml/qscxmlinvokableservice.cpp
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice.cpp	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlinvokableservice.cpp	2025-04-06 03:05:00.000000000 +0200
***************
*** 295,300 ****
--- 295,302 ----
                                         QScxmlInvokableServiceFactory *factory)
      : QScxmlInvokableService(parentStateMachine, factory), m_stateMachine(stateMachine)
  {
+ 
+     connect( stateMachine, &QScxmlStateMachine::log, parentStateMachine, &QScxmlStateMachine::log/*, Qt::DirectConnection*/ );
      QScxmlStateMachinePrivate::get(stateMachine)->m_parentStateMachine = parentStateMachine;
  }
  
***************
*** 355,360 ****
--- 357,367 ----
      QScxmlStateMachinePrivate::get(m_stateMachine)->postEvent(event);
  }
  
+ void QScxmlScxmlService::routeEvent(QScxmlEvent *event )
+ {
+     QScxmlStateMachinePrivate::get(m_stateMachine)->routeEvent(event, false );
+ }
+ 
  QScxmlStateMachine *QScxmlScxmlService::stateMachine() const
  {
      return m_stateMachine;
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice.h qtscxml/qtscxml/src/scxml/qscxmlinvokableservice.h
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice.h	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlinvokableservice.h	2025-03-31 15:30:16.000000000 +0200
***************
*** 32,37 ****
--- 32,38 ----
      virtual QString id() const = 0;
      virtual QString name() const = 0;
      virtual void postEvent(QScxmlEvent *event) = 0;
+     virtual void routeEvent(QScxmlEvent *event) = 0;
  };
  
  class QScxmlInvokableServiceFactoryPrivate;
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice_p.h qtscxml/qtscxml/src/scxml/qscxmlinvokableservice_p.h
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlinvokableservice_p.h	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlinvokableservice_p.h	2025-03-31 19:01:26.000000000 +0200
***************
*** 63,68 ****
--- 63,69 ----
      QString id() const override;
      QString name() const override;
      void postEvent(QScxmlEvent *event) override;
+     void routeEvent(QScxmlEvent *event) override;
      QScxmlStateMachine *stateMachine() const;
  
      private:
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlstatemachine.cpp qtscxml/qtscxml/src/scxml/qscxmlstatemachine.cpp
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlstatemachine.cpp	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlstatemachine.cpp	2025-04-11 18:05:12.000000000 +0200
***************
*** 412,418 ****
      return m_executionEngine->execute(m_tableData.value()->initialSetup());
  }
  
! void QScxmlStateMachinePrivate::routeEvent(QScxmlEvent *event)
  {
      Q_Q(QScxmlStateMachine);
  
--- 412,419 ----
      return m_executionEngine->execute(m_tableData.value()->initialSetup());
  }
  
! 
! void QScxmlStateMachinePrivate::routeEvent(QScxmlEvent *event, bool FirstCall )
  {
      Q_Q(QScxmlStateMachine);
  
***************
*** 441,448 ****
--- 442,452 ----
                  << "to child" << service->id();
                  service->postEvent(new QScxmlEvent(*event));
              }
+             service->routeEvent( event );
          }
+         if( FirstCall ){
              delete event;
+         } // else recursive call
      } else {
          postEvent(event);
      }
***************
*** 452,458 ****
  {
      Q_Q(QScxmlStateMachine);
  
!     if (!event->name().startsWith(QStringLiteral("done.invoke."))) {
          for (int id = 0, end = static_cast<int>(m_invokedServices.size()); id != end; ++id) {
              auto service = m_invokedServices[id].service;
              if (service == nullptr)
--- 456,462 ----
  {
      Q_Q(QScxmlStateMachine);
  
!     if (event->name().startsWith(QStringLiteral("done.invoke."))) {
          for (int id = 0, end = static_cast<int>(m_invokedServices.size()); id != end; ++id) {
              auto service = m_invokedServices[id].service;
              if (service == nullptr)
***************
*** 528,534 ****
                                              const QString &sendId)
  {
      Q_Q(QScxmlStateMachine);
!     qCDebug(qscxmlLog) << q << "had error" << type << ":" << message;
      if (!type.startsWith(QStringLiteral("error.")))
          qCWarning(qscxmlLog) << q << "Message type of error message does not start with 'error.'!";
      q->submitEvent(QScxmlEventBuilder::errorEvent(q, type, message, sendId));
--- 532,538 ----
      const QString &sendId)
  {
      Q_Q(QScxmlStateMachine);
!     qCWarning(qscxmlLog) << q << "had error" << type << ":" << message;
      if (!type.startsWith(QStringLiteral("error.")))
          qCWarning(qscxmlLog) << q << "Message type of error message does not start with 'error.'!";
      q->submitEvent(QScxmlEventBuilder::errorEvent(q, type, message, sendId));
diff -crBw Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlstatemachine_p.h qtscxml/qtscxml/src/scxml/qscxmlstatemachine_p.h
*** Qt/6.8.3/Src/qtscxml/src/scxml/qscxmlstatemachine_p.h	2025-03-18 19:32:55.000000000 +0100
--- qtscxml/qtscxml/src/scxml/qscxmlstatemachine_p.h	2025-03-31 19:00:26.000000000 +0200
***************
*** 233,239 ****
  
      bool executeInitialSetup();
  
!     void routeEvent(QScxmlEvent *event);
      void postEvent(QScxmlEvent *event);
      void submitDelayedEvent(QScxmlEvent *event);
      void submitError(const QString &type, const QString &msg, const QString &sendid = QString());
--- 233,239 ----
  
      bool executeInitialSetup();
  
!     void routeEvent(QScxmlEvent *event, bool FirstCall = true);
      void postEvent(QScxmlEvent *event);
      void submitDelayedEvent(QScxmlEvent *event);
      void submitError(const QString &type, const QString &msg, const QString &sendid = QString());