这个是什么错误，怎么解决?

[wwl197821]

Compilation Error
Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.

Compiler Error Message: CS0433: The type 'gn.cs.BLL.uls' exists in both 'c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\dea08352\529359e7\assembly\dl3\6cb40e79\d604f63c_fcf4cc01\cs.DLL' and 'c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\dea08352\529359e7\App_Code.uirahtk3.dll'

Source Error:



Line 52: {
Line 53: string strInfo = "";
Line 54: if (gn.cs.BLL.uls.Login(txt1.Value.Trim(), txt2.Text.Trim(), out strInfo))
Line 55: {

[zhaofucai123456]

反正就是 'cs.DLL' 和 'App_Code.uirahtk3.dll'两个DLL哪儿有错！
自己看看吧

[tan598121925]

描述:一个错误发生在编译一个资源服务要求这个要求。请看看以下的具体错误细节并适当修改你的源代码。