Ihor Radchenko <yanta...@posteo.net> writes: >> I would greatly appreciate any advice on how to investigate this >> further or understand the root cause of the problem. > > What you might do is adding > a check whether `org-complex-heading-regexp' is nil in any of the > buffers returned by your `my-org-opened-buffer-files' and raise an error > telling which buffer it is. > > You may then check what's up with that buffer.
No extra info for one month. Since no clear problem is visible on Org side, I am closing this bug. Canceled. -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at <https://orgmode.org/>. Support Org development at <https://liberapay.com/org-mode>, or support my work at <https://liberapay.com/yantar92>