在为Ubuntu下载Mono 4.2(稳定版)之后,我在C#程序中导入系统库时出错,以建立与APNS服务器的连接(Apple推送通知).
要构建,我使用xbuild命令(无参数).
注意:构建在Windows 10上成功执行.
CSC: error CS0518: The predefined type `System.Object' is not defined or imported CSC: error CS0518: The predefined type `System.ValueType' is not defined or imported CSC: error CS0518: The predefined type `System.Attribute' is not defined or imported CSC: error CS0518: The predefined type `System.Int32' is not defined or imported CSC: error CS0518: The predefined type `System.UInt32' is not defined or imported CSC: error CS0518: The predefined type `System.Int64' is not defined or imported CSC: error CS0518: The predefined type `System.UInt64' is not defined or imported CSC: error CS0518: The predefined type `System.Single' is not defined or imported CSC: error CS0518: The predefined type `System.Double' is not defined or imported CSC: error CS0518: The predefined type `System.Char' is not defined or imported CSC: error CS0518: The predefined type `System.Int16' is not defined or imported CSC: error CS0518: The predefined type `System.Decimal' is not defined or imported CSC: error CS0518: The predefined type `System.Boolean' is not defined or imported CSC: error CS0518: The predefined type `System.SByte' is not defined or imported CSC: error CS0518: The predefined type `System.Byte' is not defined or imported CSC: error CS0518: The predefined type `System.UInt16' is not defined or imported CSC: error CS0518: The predefined type `System.String' is not defined or imported CSC: error CS0518: The predefined type `System.Enum' is not defined or imported CSC: error CS0518: The predefined type `System.Delegate' is not defined or imported CSC: error CS0518: The predefined type `System.MulticastDelegate' is not defined or imported CSC: error CS0518: The predefined type `System.Void' is not defined or imported CSC: error CS0518: The predefined type `System.Array' is not defined or imported CSC: error CS0518: The predefined type `System.Type' is not defined or imported CSC: error CS0518: The predefined type `System.Collections.IEnumerator' is not defined or imported CSC: error CS0518: The predefined type `System.Collections.IEnumerable' is not defined or imported CSC: error CS0518: The predefined type `System.IDisposable' is not defined or imported CSC: error CS0518: The predefined type `System.IntPtr' is not defined or imported CSC: error CS0518: The predefined type `System.UIntPtr' is not defined or imported CSC: error CS0518: The predefined type `System.RuntimeFieldHandle' is not defined or imported CSC: error CS0518: The predefined type `System.RuntimeTypeHandle' is not defined or imported CSC: error CS0518: The predefined type `System.Exception' is not defined or imported
如何在Ubuntu 15.04上构建它？
将目标框架更改为.NET 4.5,您应该看到它的工作原理.
Mono尚不支持.NET 4.5.2.
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