Incorrect code, created with wizard for Qt Creator Plugin

QTC plugin created by a wizard does not work.
Possible fix:
— qt-creator/share/qtcreator/templates/wizards/qtcreatorplugin/myplugin.h.old
+++ qt-creator/share/qtcreator/templates/wizards/qtcreatorplugin/myplugin.h
@@ -11,6 +11,7 @@
class %PluginName%Plugin : public ExtensionSystem::IPlugin
{
Q_OBJECT
+ Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "%PluginName%.json")

public:
%PluginName%Plugin();