Pages Library不能显示Library Settings页面的错误处理

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原创最新推荐文章于 2026-08-04 16:43:23 发布 1.2k 阅读 AI 写同款· GEO 优化 ›

WPS中英文引号输入异常：从输入法到系统设置的全面解决方案在文档处理中，标点符号的正确使用是排版规范的基础。全角与半角字符是字符编码与显示的核心概念，全角字符占用两个英文字符宽度，常用于中文排版；半角字符占用一个英文字符宽度，是英文和编程环境的标准。这一差异直接影响标点符号的显示，例如中文弯引号（“ ”）与英文直引号（" "）。其技术价值在于确保文档格式的准确性与跨平台兼容性，尤其在处理中英文混合文档、编程代码或需要符合特定出版规范的场景中至关重要。应用场景广泛，包括技术文档撰写、学术论文排版、数据文件（如CSV）生成以及软件开发中的注释与字符串处理。针对用户反馈阅读详情

找了好久原因的一个错误，就是当你打开Pages Library的Library Settings页面时提示unexpected错误，如果打开web.config的详细错误信息或查看ULS logs的时候会看到如下的错误信息：

SharePoint Foundation Runtime tkau Unexpected System.Web.HttpException: The DataSourceID of 'TopNavigationMenu' must be the ID of a control of type IHierarchicalDataSource. A control with ID 'topSiteMap' could not be found.

at System.Web.UI.WebControls.HierarchicalDataBoundControl.GetDataSource()
at System.Web.UI.WebControls.HierarchicalDataBoundControl.ConnectToHierarchicalDataSource()
at System.Web.UI.WebControls.HierarchicalDataBoundControl.OnLoad(EventArgs e)
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Control.LoadRecursive()
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Web Content Management Publishing 8vzh Unexpected PortalSiteMapProvider was unable to fetch current node, request URL: /_layouts/listedit.aspx, message: Value cannot be null. Parameter name: key, stack trace:

at System.Web.SiteMapNode..ctor(SiteMapProvider provider, String key, String url, String title, String description, IList roles, NameValueCollection attributes, NameValueCollection explicitResourceKeys, String implicitResourceKey)
at System.Web.SiteMapNode..ctor(SiteMapProvider provider, String key, String url, String title, String description)
at Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapNode..ctor(PortalSiteMapProvider provider, PortalWebSiteMapNode webNode, String key, NodeTypes type, String url, String title, String description)
at Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapProvider.get_CurrentNode()

DelegateControl: Exception thrown while adding control 'Microsoft.SharePoint.Publishing.Navigation.PortalSiteMapDataSourceSwitch': Object reference not set to an instance of an object.

错误原因：因为我有使用自定义Master Page，并且在其上添加了Form Field，例如：

<SharePointWebControls:UserField ID="123ABC" ControlMode="Display" CssClass="someClass" FieldName="GUID" runat="server" ></SharePointWebControls:UserField>

解决办法：把Form Field控件从Master Page移走，或者考虑使用Page Layouts或Resuable Content Field控件。我的处理是把Form Field移到了Page Layouts。

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