Page Breaks not resolving on export

Page Breaks not resolving on export

I have a simple document with 2 inserted page breaks.
Page breaks resolves OK in preview and pageview modes.
However:
preview/export to PDF - did not resolve page breaks
pageview/print as PDF - failed to generate PDF
edit/export PDF - did not resolve page breaks
edit/export WORD - did not resolve page breaks


Attached HTML source file & PDF example.