I have a 300-page document all on master Page A except for one page to which I have applied Master Page B. At some point the WHOLE DOCUMENT copied itself onto Master Page B so that the system now reports 600 pages. I tried to delete Master page B but it doesn't help. How can I get rid of this duplication?
Thanks a lot for reverting. This was indeed a problem of Alternative Layouts (which I created accidentally) and has been solved with the assistance of