在 Startup的ConfigureServices方法中添加:
services.Configure<ApiBehaviorOptions>(options =>
{
options.SuppressConsumesConstraintForFormFileParameters = true;
options.SuppressInferBindingSourcesForParameters = true;
options.SuppressModelStateInvalidFilter = true;
});
原文:https://www.cnblogs.com/zhuyuchao/p/9953006.html