>>> "UB" == Uwe Brauer <oub@mat.ucm.es> writes:

> Hi
> I attach a file that hopefully explains the problem.

> That file contains 109 heading, each heading has 17 different properties when all of them are included in the 

It seems that 

#+begin_src emacs-lisp :results silent :exports none
(org-update-all-dblocks)
(org-table-iterate-buffer-tables)
#+end_src


Somehow solves the issue.