'Object' does not contain a definition for

Hello
Unity 2021.3
Pathfinder 5.1 PRO
Assets\AstarPathfindingProject\Core\Misc\UnityCompatibility.cs(8,18): error CS0117: ‘Object’ does not contain a definition for ‘FindObjectsByType’
and many others similar “‘FindObjectsSortMode’” ‘FindObjectsByType’ etc

What is the problem ? Installed from downloaded package from this site.

Hi

You’ll need to use 2021.3.35 or later. Unfortunately, Unity does not allow me to specify minor releases for the minimum required version.

Hello! Thank you!!! I see.