Both current builds; both windows 7.
Two different locations; and users.
At least two pages in the document and working threaded frames from page 1 to page 2.
For one, report that it happens most often when they have clicked on browser to check mail, etc., and then clicking back on Adobe InDesign; spinning ball, Adobe InDesign crashes.
Can recover one, maybe two times, but any action on the document force-closes InDesign and eventually document cannot be open.
The recover log records this:
Adobe InDesign Protective Shutdown Log
PagedTreePageReference: page type mismatch on load
Session started up at 9:07 PM on Tuesday, February 16, 2016
Version: 10.2.0 - Build: 69
No Error Info
and lists plugins.
Retrieving data ...