c# - 与 vb.net 类链接的 asp.net 中出现未处理的异常错误

Question

我已将 VB6 DLL 迁移到将与前端 Asp.net（Asp 代码）交互的 VB.Net 组件。目前DLL和Asp.net应用部署在Windows server 2012 64bit平台。DLL 的实例将在一个 ASPX 页面中正常工作，但是当页面转换到另一个页面时。新页面中对象的新实例给出未处理的异常错误。

错误的堆栈跟踪如下。

系统错误。

   at System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo)
   at System.EnterpriseServices.Thunk.Proxy.CoCreateObject(Type serverType, Boolean bQuerySCInfo, Boolean& bIsAnotherProcess, String& uri)
   at System.EnterpriseServices.ServicedComponentProxyAttribute.CreateInstance(Type serverType)
   at System.Runtime.Remoting.Activation.ActivationServices.IsCurrentContextOK(RuntimeType serverType, Object[] props, Boolean bNewObj)
   at ASP.logincheck_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in I:\Rafiq\29-10-2013\Source Code Esmart Application\LoginCheck.aspx:line 42
   at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children)
   at System.Web.UI.Page.Render(HtmlTextWriter writer)
   at System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)