On Tuesday, 9 Feb 2021 at 11:57, Dmitry Knyaginin wrote: > during typing, all content below the current line disappeared. > The content was unrecoverable with "undo".
:-( You can type C-h l at any time to see all your recent keystrokes, in case it was something you mis-typed to lead to this outcome. Check to see if you have a backup of the file: Emacs, by default, will copy the original contents to filename~, i.e. adding a ~ to the end of the file name. Well, at least on Linux it does; not sure about macOS... -- : Eric S Fraga via Emacs 28.0.50, Org release_9.4.4-213-g49364f