小编Har*_*i24的帖子

无法加载文件或程序集“ Microsoft.Extensions.DependencyInjection.Abstractions，Version = 1.0.0.0，Culture = neutral，PublicKeyToken = adb9793829ddae60”或其依赖项之一。该系统找不到指定的文件。

我尝试清理并重建解决方案，并删除bin和obj，但仍然遇到相同的错误。我正在使用Sitecore 8.1。

堆栈跟踪：

    [FileNotFoundException: Could not load file or assembly 'Microsoft.Extensions.DependencyInjection.Abstractions, Version=1.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60' or one of its dependencies. The system cannot find the file specified.]
    Sitecore.DependencyInjection.<>c__14`1.<GetRequiredResetableService>b__14_0() +0
    Sitecore.DependencyInjection.LazyResetable`1.get_Value() +148
    Sitecore.Configuration.Factory.GetConfigNode(String xpath) +72
    Sitecore.Resources.Media.UploadWatcher.InitializeIgnoreList() +156
    Sitecore.Resources.Media.UploadWatcher..cctor() +85

    [TypeInitializationException: The type initializer for 'Sitecore.Resources.Media.UploadWatcher' threw an exception.]
    Sitecore.Resources.Media.UploadWatcher..ctor() +0