diff --git a/src/bridge/bridgemain.cpp b/src/bridge/bridgemain.cpp
index 1fd7bf61..77614702 100644
--- a/src/bridge/bridgemain.cpp
+++ b/src/bridge/bridgemain.cpp
@@ -1548,7 +1548,10 @@ BRIDGE_IMPEXP void GuiCloseQWidgetTab(void* qWidget)
 
 BRIDGE_IMPEXP void GuiExecuteOnGuiThread(GUICALLBACK cbGuiThread)
 {
-    _gui_sendmessage(GUI_EXECUTE_ON_GUI_THREAD, (void*)cbGuiThread, nullptr);
+    GuiExecuteOnGuiThreadEx([](void* cb)
+    {
+        ((GUICALLBACK)cb)();
+    }, cbGuiThread);
 }
 
 BRIDGE_IMPEXP void GuiUpdateTimeWastedCounter()
@@ -1720,6 +1723,11 @@ BRIDGE_IMPEXP void GuiInvalidateSymbolSource(duint base)
     _gui_sendmessage(GUI_INVALIDATE_SYMBOL_SOURCE, (void*)base, nullptr);
 }
 
+BRIDGE_IMPEXP void GuiExecuteOnGuiThreadEx(GUICALLBACKEX cbGuiThread, void* userdata)
+{
+    _gui_sendmessage(GUI_EXECUTE_ON_GUI_THREAD, (void*)cbGuiThread, userdata);
+}
+
 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 {
     hInst = hinstDLL;
diff --git a/src/bridge/bridgemain.h b/src/bridge/bridgemain.h
index 9cdf0c7f..2dbc6be3 100644
--- a/src/bridge/bridgemain.h
+++ b/src/bridge/bridgemain.h
@@ -1122,7 +1122,7 @@ typedef enum
     GUI_ADD_QWIDGET_TAB,            // param1=QWidget*,             param2=unused
     GUI_SHOW_QWIDGET_TAB,           // param1=QWidget*,             param2=unused
     GUI_CLOSE_QWIDGET_TAB,          // param1=QWidget*,             param2=unused
-    GUI_EXECUTE_ON_GUI_THREAD,      // param1=GUICALLBACK,          param2=unused
+    GUI_EXECUTE_ON_GUI_THREAD,      // param1=GUICALLBACKEX cb,     param2=void* userdata
     GUI_UPDATE_TIME_WASTED_COUNTER, // param1=unused,               param2=unused
     GUI_SET_GLOBAL_NOTES,           // param1=const char* text,     param2=unused
     GUI_GET_GLOBAL_NOTES,           // param1=char** text,          param2=unused
@@ -1171,6 +1171,7 @@ typedef enum
 struct _TYPEDESCRIPTOR;
 
 typedef void (*GUICALLBACK)();
+typedef void (*GUICALLBACKEX)(void*);
 typedef bool (*GUISCRIPTEXECUTE)(const char* text);
 typedef void (*GUISCRIPTCOMPLETER)(const char* text, char** entries, int* entryCount);
 typedef bool (*TYPETOSTRING)(const struct _TYPEDESCRIPTOR* type, char* dest, size_t* destCount); //don't change destCount for final failure
@@ -1342,6 +1343,7 @@ BRIDGE_IMPEXP void GuiReferenceAddCommand(const char* title, const char* command
 BRIDGE_IMPEXP void GuiUpdateTraceBrowser();
 BRIDGE_IMPEXP void GuiOpenTraceFile(const char* fileName);
 BRIDGE_IMPEXP void GuiInvalidateSymbolSource(duint base);
+BRIDGE_IMPEXP void GuiExecuteOnGuiThreadEx(GUICALLBACKEX cbGuiThread, void* userdata);
 
 #ifdef __cplusplus
 }
diff --git a/src/gui/Src/Bridge/Bridge.cpp b/src/gui/Src/Bridge/Bridge.cpp
index 83c3f75d..7d8d9e10 100644
--- a/src/gui/Src/Bridge/Bridge.cpp
+++ b/src/gui/Src/Bridge/Bridge.cpp
@@ -591,9 +591,13 @@ void* Bridge::processMessage(GUIMSG type, void* param1, void* param2)
         break;
 
     case GUI_EXECUTE_ON_GUI_THREAD:
-        GuiAddLogMessage(QString().sprintf("thread id (bridge) %X\n", GetCurrentThreadId()).toUtf8().constData());
-        emit executeOnGuiThread(param1);
-        break;
+    {
+        if(GetCurrentThreadId() == dwMainThreadId)
+            ((GUICALLBACKEX)param1)(param2);
+        else
+            emit executeOnGuiThread(param1, param2);
+    }
+    break;
 
     case GUI_UPDATE_TIME_WASTED_COUNTER:
         emit updateTimeWastedCounter();
diff --git a/src/gui/Src/Bridge/Bridge.h b/src/gui/Src/Bridge/Bridge.h
index 68270aca..f593d7f0 100644
--- a/src/gui/Src/Bridge/Bridge.h
+++ b/src/gui/Src/Bridge/Bridge.h
@@ -126,7 +126,7 @@ signals:
     void addQWidgetTab(QWidget* qWidget);
     void showQWidgetTab(QWidget* qWidget);
     void closeQWidgetTab(QWidget* qWidget);
-    void executeOnGuiThread(void* cbGuiThread);
+    void executeOnGuiThread(void* cbGuiThread, void* userdata);
     void updateTimeWastedCounter();
     void setGlobalNotes(const QString text);
     void getGlobalNotes(void* text);
diff --git a/src/gui/Src/Gui/MainWindow.cpp b/src/gui/Src/Gui/MainWindow.cpp
index cb323ce5..19e6fd82 100644
--- a/src/gui/Src/Gui/MainWindow.cpp
+++ b/src/gui/Src/Gui/MainWindow.cpp
@@ -89,7 +89,7 @@ MainWindow::MainWindow(QWidget* parent)
     connect(Bridge::getBridge(), SIGNAL(addQWidgetTab(QWidget*)), this, SLOT(addQWidgetTab(QWidget*)));
     connect(Bridge::getBridge(), SIGNAL(showQWidgetTab(QWidget*)), this, SLOT(showQWidgetTab(QWidget*)));
     connect(Bridge::getBridge(), SIGNAL(closeQWidgetTab(QWidget*)), this, SLOT(closeQWidgetTab(QWidget*)));
-    connect(Bridge::getBridge(), SIGNAL(executeOnGuiThread(void*)), this, SLOT(executeOnGuiThread(void*)));
+    connect(Bridge::getBridge(), SIGNAL(executeOnGuiThread(void*, void*)), this, SLOT(executeOnGuiThread(void*, void*)));
     connect(Bridge::getBridge(), SIGNAL(dbgStateChanged(DBGSTATE)), this, SLOT(dbgStateChangedSlot(DBGSTATE)));
     connect(Bridge::getBridge(), SIGNAL(addFavouriteItem(int, QString, QString)), this, SLOT(addFavouriteItem(int, QString, QString)));
     connect(Bridge::getBridge(), SIGNAL(setFavouriteItemShortcut(int, QString, QString)), this, SLOT(setFavouriteItemShortcut(int, QString, QString)));
@@ -1655,9 +1655,9 @@ void MainWindow::closeQWidgetTab(QWidget* qWidget)
     }
 }
 
-void MainWindow::executeOnGuiThread(void* cbGuiThread)
+void MainWindow::executeOnGuiThread(void* cbGuiThread, void* userdata)
 {
-    ((GUICALLBACK)cbGuiThread)();
+    ((GUICALLBACKEX)cbGuiThread)(userdata);
 }
 
 void MainWindow::tabMovedSlot(int from, int to)
diff --git a/src/gui/Src/Gui/MainWindow.h b/src/gui/Src/Gui/MainWindow.h
index c7890965..5ca1babd 100644
--- a/src/gui/Src/Gui/MainWindow.h
+++ b/src/gui/Src/Gui/MainWindow.h
@@ -142,7 +142,7 @@ public slots:
     void addQWidgetTab(QWidget* qWidget);
     void showQWidgetTab(QWidget* qWidget);
     void closeQWidgetTab(QWidget* qWidget);
-    void executeOnGuiThread(void* cbGuiThread);
+    void executeOnGuiThread(void* cbGuiThread, void* userdata);
     void tabMovedSlot(int from, int to);
     void chkSaveloadTabSavedOrderStateChangedSlot(bool state);
     void dbgStateChangedSlot(DBGSTATE state);