Server Error in '/' Application.

被准备语句 '(@UserName nvarchar(100))select ID from UserInfo with (NOLOCK)  ' 需要参数 @UserName,但未提供该参数。

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Exception: 被准备语句 '(@UserName nvarchar(100))select ID from UserInfo with (NOLOCK)  ' 需要参数 @UserName,但未提供该参数。

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[Exception: 被准备语句 '(@UserName nvarchar(100))select ID from UserInfo with (NOLOCK)  ' 需要参数 @UserName,但未提供该参数。]
   DAL.UserInfoService.Get_8(String UserName, String SelectIF) +357
   Jz_Web.website.mobilesitelistdetail.Page_Load(Object sender, EventArgs e) +6304
   System.Web.UI.Control.LoadRecursive() +71
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3178


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.34237