用友U8 activex创建不成功解决方案: 命令在:系统目录\\Microsoft.NET\\Framework\\v1.1.4322执行regasm /codebase /tlb:UFSoft.U8.Framework.LoginContext.tlb UFSoft.U8.Framework.LoginContext.dllregasm /codebase /tlb:UFSoft.U8.Framework.Login.UI.tlb UFSoft.U8.Framework.Login.UI.dll15.Cryptographic service provider(CSP) could not be found for this algorithm. 操作系统2000的补丁必须要打到至少service pack 316.Member name \'UFSoft.U8.Framework.LoginContext.UserData SecondConnString\' not found. 在添加\\删除程序中卸载GACSetup,安装目录U8SOFT\\Framework下托拽UFSoft.U8.Framework.LoginContext.dll到系统目录\\assembly文件夹下,重启IIS即可。