error when try go lower level page 8.4.0 (RC2)

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Exception Occurred: /home/##/domains/##.##/public_html/concrete/src/Area/Layout/Layout.php:71 Argument 1 passed to Concrete\Core\Area\Layout\Layout::setAreaObject() must be an instance of Concrete\Core\Area\Area, null given, called in /home/##/domains/####/public_html/concrete/blocks/core_area_layout/controller.php on line 65 (0)

67072568252
 
67072568252 replied on at Permalink Reply
67072568252
any help what causes the problem???
MrKDilkington replied on at Permalink Best Answer Reply
MrKDilkington
Hi 67072568252,

The issue was caused by custom layouts within custom layouts.
https://github.com/concrete5/concrete5/issues/6625...

The issue was fixed in this pull request.
https://github.com/concrete5/concrete5/pull/6629...