報錯信息： InvalidOperationException: Unable to resolve service for type AutoMapper.Mapper while attempting to activate BLL.Implementation.Report . 檢查后發現名稱寫錯了 錯誤： private readonly Mapper mapper 正確的是： priva ...
2020-11-20 10:22 0 1438 推薦指數：
在新建asp.net core 應用后， 添加了自定義的ApplicationDbContext 和ApplicationUser ,並添加了Identity認證后， 會出現 InvalidOperationException: Unable to resolve service for type ...
今天寫了一個方法和接口，需要將接口通過依賴注入的方式注入到Controller里面，但是卻出現了InvalidOperationException: Unable to resolve service for type ...
出現上圖那樣的情況 一般是沒有在Startup類中的ConfigureServices中注入接口和實現類 注入一個就ok ...
An unhandled exception occurred while processing the request. InvalidOperationException: Unable to resolve service for type ...
詳細錯誤如下 =================== System.AggregateException:“Some services are not able to be constructed (Error while validating the service descriptor ...
Unable to resolve service for type 'AspNetCoreRateLimit.IProcessingStrategy' while attempting to activate 'AspNetCoreRateLimit.IpRateLimitMiddleware ...
Unable to resolve service for type 'Microsoft.Extensions.Logging.ILogger' while attempting to activate 'xxxxx.Controllers.xxxxController'. 構造注入時需要加入 ...
