The property seems to have never existed on Pages.
Fixes #1865.
**.Permalink** The Permanent link for this page.<br>
**.RelPermalink** The Relative permanent link for this page.<br>
**.LinkTitle** Access when creating links to this content. Will use `linktitle` if set in front matter, else `title`.<br>
-**.Taxonomies** These will use the field name of the plural form of the taxonomy (see tags and categories below).<br>
**.RSSLink** Link to the taxonomies' RSS link.<br>
**.TableOfContents** The rendered table of contents for this content.<br>
**.Prev** Pointer to the previous content (based on pub date).<br>