[ArgumentOutOfRangeException: 长度不能小于 0。
参数名: length]
System.String.InternalSubStringWithChecks(Int32 startIndex, Int32 length, Boolean fAlwaysCopy) +10929307
System.String.Substring(Int32 startIndex, Int32 length) +10
ASP._Page_news_article_cshtml.Execute() in f:\usr\localuser\bxw2404750092\news\article.cshtml:23
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +199
System.Web.WebPages.WebPage.ExecutePageHierarchy(IEnumerable`1 executors) +69
System.Web.WebPages.WebPage.ExecutePageHierarchy() +131
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +78
System.Web.WebPages.WebPageHttpHandler.ProcessRequestInternal(HttpContextBase httpContext) +116
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