RSS Feed/News Xenforo 2.3.0. beta 5 error

[ENXF NET]

I installed version 2.3.0 beta 5 through the admin panel and I get this error:

An exception occurred: [Error] Call to undefined method XF\Install\Templater::setJqueryVersion() in src/XF/Install/App.php on line 212

XF\Install\App->setupTemplaterObject() in src/XF/Install/App.php at line 42
XF\Install\App->XF\Install\{closure}() in src/XF/Container.php at line 31
XF\Container->offsetGet() in src/XF/App.php at line 3570
XF\App->templater() in src/XF/Install/_upgrader/core.php at line 776...

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