我拥有最新的Unity版本，当我导入名为 导入“ PRO军事可自定义FPS角色v1.1_2PRO”时出现两个错误
E:/UP/FPPGame/Library/PackageCache/com.unity.package-manager-ui@1.9.11/Editor/Sources/UI/Common/PopupField.cs(8,36): error CS0246: The type or namespace name `BaseTextElement' could not be found. Are you missing an assembly reference?
E:/UP/FPPGame/Library/PackageCache/com.unity.package-manager-ui@1.9.11/Editor/Sources/UI/Common/PopupField.cs(118,33): error CS0115: `UnityEditor.PackageManager.UI.PopupField<T>.ExecuteDefaultAction(UnityEngine.Experimental.UIElements.EventBase)' is marked as an override but no suitable method found to override
当我导入资产时，程序包管理器将从窗口菜单中消失
我该怎么办..
答案 0 :(得分：1)
我在使用Unity 2019.3.9f1的MacOS上遇到了完全相同的问题。
这不是一个完美的解决方案，但升级到Unity 2019.3.10f1即可解决。