应用程序错误：无法加载文件或程序集
问题描述：
我正在处理.net，当我运行我的应用程序时出现此错误。谁能帮我？应用程序错误：无法加载文件或程序集
Application Error -
MESSAGE: Could not load file or assembly 'ConfigurationMgr, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null' or one of its dependencies. The system cannot find the file specified.
SOURCE: BusinessLayer
TARGETSITE: Void .ctor()
STACKTRACE:
at BusinessLayer.BL..ctor()
at Marketing_BulkSMS..ctor()
at ASP.marketing_bulksms_aspx..ctor()
at __ASP.FastObjectFactory_app_web_q3yaaskd.Create_ASP_marketing_bulksms_aspx()
at System.Web.Compilation.BuildResultCompiledType.CreateInstance()
at System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp, Boolean noAssert)
at System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath)
at System.Web.UI.PageHandlerFactory.System.Web.IHttpHandlerFactory2.GetHandler(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath)
at System.Web.HttpApplication.MapHttpHandler(HttpContext context, String requestType, VirtualPath path, String pathTranslated, Boolean useAppConfig)
答
要么你缺少你的bin文件夹一个ConfigurationMgr.dll文件，或ConfigurationMgr.dll在你的bin文件夹是不同的版本比你的web.config中指定的一个。