Hello, Jiajian Huang <ispi...@gmail.com> writes:
> After update to org 9.0, the source code block can't no longer be exported > and > org alerts an error. > > The minimal config I use is > > (package-initialize) > > (setq debug-on-error t > debug-on-signal nil > debug-on-quit nil) > > (require 'org) > > where the org is installed by elpa. > > The test.org file contains > > #+BEGIN_SRC latex :results drawer :exports results > \begin{eqnarray} > a + b = c \label{eq1} > \end{eqnarray} > #+END_SRC > > ONLY. Running C-c C-e l l gives error > > Debugger entered--Lisp error: (wrong-type-argument stringp nil) I cannot reproduce it. I suspected an installation that went wrong. You could try to remove Org completely and install it again. Regards, -- Nicolas Goaziou