Hi --8<---------------cut here---------------start------------->8--- #+PROPERTY: header-args :tangle-mode (identity #o444) * Initial plottings #+begin_src R plot(1) #+end_src --8<---------------cut here---------------end--------------->8--- When calling org-babel-view-src-block-info (C-c C-v C-i) on the code block above, I get the error below. I don't have the slightest clue what this means or how it can be fixed, but it caused by the call to (identity #o444). ,---- | Debugger entered--Lisp error: (wrong-type-argument sequencep 292) | #[(it) "G\301V\207" [it 0] 2](292) | org-babel-view-src-block-info() | call-interactively(org-babel-view-src-block-info nil nil) | command-execute(org-babel-view-src-block-info) | Debugger entered--Lisp error: (wrong-type-argument sequencep 292) | #[(it) "G\301V\207" [it 0] 2](292) | org-babel-view-src-block-info() | call-interactively(org-babel-view-src-block-info nil nil) | command-execute(org-babel-view-src-block-info) `---- ,---- | Org-mode version 8.3beta (release_8.3beta-798-g528b90 @/Users/rainerkrug/.emacs.d/org-mode/lisp/) | GNU Emacs 24.4.1 (x86_64-apple-darwin14.0.0, Carbon Version 157 AppKit 1343.16) of 2015-02-02 on Rainers-MacBook-Pro-4.local `---- reproduced without configuration. Cheers, Rainer -- Rainer M. Krug email: Rainerkrugsde PGP: 0x0F52F982