server error in '/' application.

数据库被用户 'admin' 使用计算机 'win-an0nijjc3r4' 置为锁定或不能打开的状态。

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: 数据库被用户 'admin' 使用计算机 'win-an0nijjc3r4' 置为锁定或不能打开的状态。

source error:

line 289:line 290:	templatebuilder.append("\" class=\"aa\">" + utils.objecttostr(dr["title"]) + "</a>\r\n							<ul>\r\n								");line 291:	datatable dt2=get_category_child_list("news", utils.strtoint(utils.objecttostr(dr["id"]), 0));line 292:line 293:	foreach(datarow dr2 in dt2.rows)

source file: e:\学校网站\aspx\main\news_show.aspx    line: 291

stack trace:

[exception: 数据库被用户 'admin' 使用计算机 'win-an0nijjc3r4' 置为锁定或不能打开的状态。]  dtcms.dbutility.dbhelperoledb.getsingle(string sqlstring, oledbparameter[] cmdparms) in d:\net\双中实验校源码\dtcms.dbutility\dbhelperoledb.cs:528  dtcms.dal.channel.getchannelid(string channel_name) in d:\net\双中实验校源码\dtcms.dal\channel.cs:576  dtcms.bll.channel.getchannelid(string channel_name) in d:\net\双中实验校源码\dtcms.bll\channel.cs:200  dtcms.bll.article_category.getchildlist(int32 parent_id, string channel_name) in d:\net\双中实验校源码\dtcms.bll\article_category.cs:94  dtcms.web.ui.basepage.get_category_child_list(string channel_name, int32 parent_id) in d:\net\双中实验校源码\dtcms.web.ui\label\category.cs:70  asp.aspx_main_news_show_aspx.oninit(eventargs e) in e:\学校网站\aspx\main\news_show.aspx:291  system.web.ui.control.initrecursive(control namingcontainer) +134  system.web.ui.page.processrequestmain(boolean includestagesbeforeasyncpoint, boolean includestagesafterasyncpoint) +489


version information: microsoft .net framework version:4.0.30319; asp.net version:4.0.30319.34209