Server Error in '/' Application.

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Line 225:                rptProduct.DataSource = new ZZY.BLL.xp_procategory().GetList("parentid = 1 and menuid = " + CategorieId);
Line 226:            else
Line 227:                rptProduct.DataSource = AboutBLL.GetList("menuid=" + CategorieId);
Line 228:            rptProduct.DataBind();
Line 229:

[Exception: 不能使用 ''；文件已在使用中。]
   DbHelperOleDb.Query(String SQLString) in J:\2017-12\9159金莎游艺场\9159金莎游艺场\52新双语\DBUtility\DbHelperOleDb.cs:146
   ZZY.DAL.xp_category.GetList(String strWhere) in J:\2017-12\9159金莎游艺场\9159金莎游艺场\52新双语\DAL\xp_category.cs:312
   ZZY.BLL.xp_category.GetList(String strWhere) in J:\2017-12\9159金莎游艺场\9159金莎游艺场\52新双语\BLL\xp_category.cs:86
   Control_Head.Rep_BusinessList1_ItemDataBound(Object sender, RepeaterItemEventArgs e) in d:\ekemWeb\ekemWeb\en\Control\Head.ascx.cs:227
   System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e) +115
   System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +138
   System.Web.UI.WebControls.Repeater.CreateControlHierarchy(Boolean useDataSource) +478
   System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e) +61
   System.Web.UI.WebControls.Repeater.DataBind() +76
   Control_Head.Rep_BusinessList_ItemDataBound(Object sender, RepeaterItemEventArgs e) in d:\ekemWeb\ekemWeb\en\Control\Head.ascx.cs:205
   System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e) +115
   System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +138
   System.Web.UI.WebControls.Repeater.CreateControlHierarchy(Boolean useDataSource) +478
   System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e) +61
   System.Web.UI.WebControls.Repeater.DataBind() +76
   Control_Head.Page_Load(Object sender, EventArgs e) in d:\ekemWeb\ekemWeb\en\Control\Head.ascx.cs:16
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +91
   System.Web.UI.Control.LoadRecursive() +74
   System.Web.UI.Control.LoadRecursive() +146
   System.Web.UI.Control.LoadRecursive() +146
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207