4.1.8 doesnt install on 2.3
Might as well keep going here.
Tested install on my fresh 2.3 trial server. Attempt to install addon:
Oops! We ran into some problems.
ParseError: syntax error, unexpected token "if", expecting "function" in src/addons/vw/vw/Setup.php at line 170
Composer\Autoload\{closure}() in src/vendor/composer/ClassLoader.php at line 427
Composer\Autoload\ClassLoader->loadClass() in src/XF/AddOn/AddOn.php at line 486
XF\AddOn\AddOn->checkRequirements() in src/XF/Admin/Controller/AddOnController.php at line 871
XF\Admin\Controller\AddOnController->getAddOnWarningsAndErrors() in src/XF/Admin/Controller/AddOnController.php at line 403
XF\Admin\Controller\AddOnController->actionInstall() in src/XF/Mvc/Dispatcher.php at line 362
XF\Mvc\Dispatcher->dispatchClass() in src/XF/Mvc/Dispatcher.php at line 264
XF\Mvc\Dispatcher->dispatchFromMatch() in src/XF/Mvc/Dispatcher.php at line 121
XF\Mvc\Dispatcher->dispatchLoop() in src/XF/Mvc/Dispatcher.php at line 63
XF\Mvc\Dispatcher->run() in src/XF/App.php at line 2813
XF\App->run() in src/XF.php at line 802
XF::runApp() in admin.php at line 15