Hey Nicolas: I upgraded from 8.2.10 to 8.3.5, but still get the same result. Have no idea why since I have little knowledge on how to read and debug elisp code. Sorry for the inconvenience On Mon, Aug 8, 2016 at 5:16 AM, Nicolas Goaziou wrote: > Hello, > > Yichao Woo writes: > > > Using command org-dblock-update in the following piece of org-mode text > > result in emacs hanging (but can exit using C-g key combo). The primary > > reason I found for the issue is the use of ‘:tags “hello”. If I remove > > it, the report will be generated. > > > > here is the text resulting the hanging of command org-dblock-update > > > > ** hh > > #+BEGIN: clocktable :maxlevel 5 :scope subtree :tags "hello" > > > > #+END: > > *** gogogo > :hello: > > :LOGBOOK: > > CLOCK: [2016-07-26 Tue 12:45]--[2016-07-26 Tue 13:45] => 1:00 > > :END: > > > > Emacs : GNU Emacs 24.5.1 (i686-pc-mingw32) > > of 2015-04-11 on LEG570 > > Package: Org-mode version 8.2.10 (release_8.2.10 @ c:/Program > > Files/emacs/share/emacs/24.5/lisp/org/) > > You need to update Org to the latest stable release. > > Regards, > > -- > Nicolas Goaziou > -- Best Regards Yichao