This happens using gnu-emacs 23.41 and org 7.9.11 and that emacs is the current debian package version. I used git clone to install and update org mode too.
On Fri, 7 Sep 2012, Charles Philip Chan wrote: > Jude DaShiell <jdash...@shellworld.net> writes: > > Hi Jude: > > > Something is undocumented and broken. Attempting to create the table > > documented in section 3.1 of the manual generates a beep and the message: > > Symbol's value as variable is void: org-use-sub-superscripts > > at the bottom of the screen and hitting tab just tells me I'm at the > > beginning of the buffer after that operation. After I keyed in the > > example I tried c-c c-ret because writing a second line and putting |- on > > it caused the same problem to happen. > > Something is very wrong with your installation- the example works fine > here. It seems like your org.el is not loaded properly since > "org-use-sub-superscripts" is defined there: > > ,----[ Output of C-h v org-use-sub-superscripts] > | org-use-sub-superscripts is a variable defined in `org.el'. > | Its value is t > | > | Documentation: > | Non-nil means interpret "_" and "^" for export. > | When this option is turned on, you can use TeX-like syntax for sub- and > | superscripts. Several characters after "_" or "^" will be > | considered as a single item - so grouping with {} is normally not > | needed. For example, the following things will be parsed as single > | sub- or superscripts. > | > | 10^24 or 10^tau several digits will be considered 1 item. > | 10^-12 or 10^-tau a leading sign with digits or a word > | x^2-y^3 will be read as x^2 - y^3, because items are > | terminated by almost any nonword/nondigit char. > | x_{i^2} or x^(2-i) braces or parenthesis do grouping. > | > | Still, ambiguity is possible - so when in doubt use {} to enclose the > | sub/superscript. If you set this variable to the symbol `{}', > | the braces are *required* in order to trigger interpretations as > | sub/superscript. This can be helpful in documents that need "_" > | frequently in plain text. > | > | Not all export backends support this, but HTML does. > | > | This option can also be set with the #+OPTIONS line, e.g. "^:nil". > | > | You can customize this variable. > | > | This variable was introduced, or its default value was changed, in > | version 24.1 of Emacs. > `---- > > Cheers, > Charles > > --------------------------------------------------------------------------- jude <jdash...@shellworld.net> Adobe fiend for failing to Flash