As recognized in this thread :
We reference (and include) several specific DLLs from our main DLLs in our project. When updating to Unity 2021.2 Beta, we experience the error message:
Multiple precompiled assemblies with the same name 'Microsoft.Extensions.Configuration.Abstractions.dll" included or the current platform
And the same problem with several other (Microsoft) DLLs. It seems, the included "Searcher" package in Unity has been updated in 2021.2, and now included and references several specific DLLs (in a specific…
We have Searcher 4.8 containing System.Memory.dll which causes conflict with the supplied .net Standard 2.1 version.
Is there any expected fix for this? With this issue, current alpha version of Unity is completely out of working.
The Searcher upgrade to 4.9.1, which removes the problematic dependency, landed in a14. So it should be fixed in the next alpha that we’ll be able to publish.