Sydney pro / dashboard problem

hello i have downloaded your sydney pro theme. I have came into a problem. As you know on the left side of dashboard they are tabs for services. testimonials s on. well when i download any plugin them tabs disappeared and even when i delete all plugins and uninstall and reinstall the them i cant get the tabs to come back

Please deactivate and uninstall the Toolset Types plugin. Then install and activate the Sydney Toolbox plugin.