您的代码是 Full NET ，甚至不是 NET Core ，并尝试将其部署到 Mono框架.这可能不起作用，请将您的项目转换为 Mono 或 NET Core ，然后重试.

Your code is Full NET and not even NET Core and trying to deploy it to Mono Framework. This may not work, Convert your project into Mono or NET Core and retry.