diff --git a/core/automation_gui.cpp b/core/automation_gui.cpp
index 5b28b7c37..6548a04c2 100644
--- a/core/automation_gui.cpp
+++ b/core/automation_gui.cpp
@@ -183,7 +183,7 @@ void DialogAutomationManager::OnAdd(wxCommandEvent &event)
 		wxMessageBox(wxString::Format(_T("Error loading Automation script '%s':\r\n\r\n%s"), sfnames.c_str(), err.message.c_str()), _T("Error loading Automation script"), wxOK | wxICON_ERROR, this);
 	}
 	catch (wxString &err) {
-		wxMessageBox(wxString::Format(_T("Error loading Automation script %s:\r\n\r\n%s"), sfnames.c_str(), err), _T("Error loading Automation script"), wxOK|wxICON_ERROR, this);
+		wxMessageBox(wxString::Format(_T("Error loading Automation script %s:\r\n\r\n%s"), sfnames.c_str(), err.c_str()), _T("Error loading Automation script"), wxOK|wxICON_ERROR, this);
 	}
 	catch (wchar_t *err) {
 		wxMessageBox(wxString::Format(_T("Error loading Automation script %s:\r\n\r\n%s"), sfnames.c_str(), err), _T("Error loading Automation script"), wxOK|wxICON_ERROR, this);