请求“Microsoft.SharePoint.Security.SharePointPermission, Microsoft.SharePoint.Security, Version=12.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c”类型的权限已失败。"
解决方法：
sharepoint 站点下web.config 将trust level设置为"Full" 或 "WSS_Medium"；
Microsoft.SharePoint.Security的问题
原文：http://www.cnblogs.com/tengfei8/p/4142175.html