Autofac.Core.Activators.Reflection.NoConstructorsFoundException: No accessible constructors were found for the type

今天想加个自定义的api，页面直接报500，查看日志后，下图：

 1 2021-02-07 10:32:54.874 +08:00 [FTL] Host terminated unexpectedly!
 2 Autofac.Core.Activators.Reflection.NoConstructorsFoundException: No accessible constructors were found for the type 'xxx.Controllers.xxxController'.
 3    at Volo.Abp.Autofac.AbpAutofacConstructorFinder.GetDefaultPublicConstructors(Type type)
 4    at Volo.Abp.Autofac.AbpAutofacConstructorFinder.FindConstructors(Type targetType)
 5    at Autofac.Core.Activators.Reflection.ReflectionActivator.ConfigurePipeline(IComponentRegistryServices componentRegistryServices, IResolvePipelineBuilder pipelineBuilder)
 6    at Autofac.Core.Registration.ComponentRegistration.BuildResolvePipeline(IComponentRegistryServices registryServices, IResolvePipelineBuilder pipelineBuilder)
 7    at Autofac.Core.Registration.ComponentRegistration.BuildResolvePipeline(IComponentRegistryServices registryServices)
 8    at Autofac.Core.Registration.ComponentRegistryBuilder.Build()
 9    at Autofac.ContainerBuilder.Build(ContainerBuildOptions options)
10    at Volo.Abp.Autofac.AbpAutofacServiceProviderFactory.CreateServiceProvider(ContainerBuilder containerBuilder)
11    at Microsoft.Extensions.Hosting.Internal.ServiceFactoryAdapter`1.CreateServiceProvider(Object containerBuilder)
12    at Microsoft.Extensions.Hosting.HostBuilder.CreateServiceProvider()
13    at Microsoft.Extensions.Hosting.HostBuilder.Build()
14    at xxx.Web.Program.Main(String[] args) in D:\xxx\xxx\xxx\src\xxx.Web\Program.cs:line 31