Nicolas, I will check the libraries, thank you.
Tomasz Nicolas Goaziou writes: > Tomasz Piotrowski <tomasz.jan.piotrow...@gmail.com> writes: > >> Many thanks for the reply. Please find the backtrace attached. This >> variable org-enable-table-editor has been removed in org v.9.1., which >> is stated explicitly in the release notes for v.9.1: >> https://orgmode.org/Changes_old.html >> >> I use v.9.2.6. The error appears each time I try to edit an org-mode >> table, for example, inserting row using M-RET which calls >> >> M-RET (translated from <M-return>) runs the command org-meta-return >> (found in org-mode-map), which is an interactive Lisp closure in >> ‘org.el’. > > [...] > >> (eq org-enable-table-editor 'optimized) >> eval((eq org-enable-table-editor 'optimized)) >> custom-initialize-reset(orgtbl-optimized (eq org-enable-table-editor >> 'optimized)) >> custom-declare-variable(orgtbl-optimized (eq org-enable-table-editor >> 'optimized) "Non-nil means use the optimized table editor versi..." :group >> org-table :type boolean) > > This looks like a Frankenorg, there is no such code in Org 9.2.6. You > may want to double-check your Org installation, you are probably mixing > old and new libraries.