hm, I recompiled org mode and found this warning: Compiling /home/thomas/dev/elisp/orgmode/org-mode/lisp/org-table.el... In org-table-align: org-table.el:812:24:Warning: split-string called with 4 arguments, but accepts     only 1-3 this might be related to my error ... line 812 in org-table.el:    (split-string (buffer-substring beg end) "\n" t "[ \t]"))) My Emacs version is 24.3.50.1 - thomas On 28.10.2017 12:01, thomas wrote: > > Hi! > > org mode table align ( key) is broken on my installation. > > I'm using the latest version from github: > >  Org mode version 9.1.2 (release_9.1.2-154-g99dbca @ > /home/thomas/dev/elisp/orgmode/org-mode/lisp/) > > This is the message I get when pressing on any table: > >  org-table-align: Wrong number of arguments: #[(string &optional > separators omit-nulls) "ƒ > > This is the output from toggle-error-on-debug: > >  Debugger entered--Lisp error: (wrong-number-of-arguments #[(string > &optional separators omit-nulls) "\203 > >  [separators omit-nulls split-string-default-separators list notfirst > start t 0 nil string-match rexp keep-nulls string] 5 1652423] 4) >   split-string(#("| test\n" 0 6 (fontified nil face org-table) 6 7 > (fontified nil)) "\n" t "[     ]") >   org-table-align() >   org-table-next-field() >   call-interactively(org-table-next-field) >   org-cycle(nil) >   call-interactively(org-cycle nil nil) >   recursive-edit() >   debug() >   call-interactively(debug record nil) >   command-execute(debug record) >   execute-extended-command(nil "debug") >   call-interactively(execute-extended-command nil nil)* > * > > I can't figure out what's wrong with my installation ... any > suggestions would be very helpful! > > thank you, > > thomas > > > > > * > * >