Element &2 (surrogate &1) refers a Presentation &3, which could not be read.
&1 - Surrogate (unique identifier) for the site element
&2 - The name of the site element
&3 - Surrogate for the presentation
A site element (Frameset/Menu/URL/Business Process) uses
a presentation, that does not exist.
This can happen if the site element has been defined without a presentation
(e.g. during the preliminary planning
Find the site element in the site structure tree and attach a presentation to
it.
If you need more information about the element in addition to the name use the
menu item "Surrogate" in the administration menu to obtain this information.
Update the site element by pressing "Update" while having selected the
site
element in the site structure tree. This launches a wizard, where you among
other things can update the presentation used by the site element.
The Administration Interface should ensure that a site element always has a presentation
and that presentations used by a site element cannot be deleted.
This means that if you find that a site element refers to a nonexistent
presentation you might want to check whether any updates of the database (table WSNODEP or WSMNPLP) has been made using SQL or another direct database access
tool.