Ambiguous match found

[Kieaer]

AmbiguousMatchException: Ambiguous match found.
System.RuntimeType.GetMethodImplCommon (System.String name, System.Int32 genericParameterCount, System.Reflection.BindingFlags bindingAttr, System.Reflection.Binder binder, System.Reflection.CallingConventions callConv, System.Type[] types, System.Reflection.ParameterModifier[] modifiers) (at <75633565436c42f0a6426b33f0132ade>:0)
System.RuntimeType.GetMethodImpl (System.String name, System.Reflection.BindingFlags bindingAttr, System.Reflection.Binder binder, System.Reflection.CallingConventions callConv, System.Type[] types, System.Reflection.ParameterModifier[] modifiers) (at <75633565436c42f0a6426b33f0132ade>:0)
System.Type.GetMethod (System.String name, System.Reflection.BindingFlags bindingAttr) (at <75633565436c42f0a6426b33f0132ade>:0)
ReadmeEditor.LoadLayout () (at Assets/»Readme/Scripts/Editor/ReadmeEditor.cs:41)
ReadmeEditor.SelectReadmeAutomatically () (at Assets/»Readme/Scripts/Editor/ReadmeEditor.cs:31)
UnityEditor.EditorApplication.Internal_CallDelayFunctions () (at <11d97693183d4a6bb35c29ae7882c66b>:0)

Unity 2021.3.16f1 Just importing in a new project causes the problem.