Hey list,

Nightly 2012.07.04 appears to break when compiling my book. I see the
following:

! Undefined control sequence.
\math_arrows_construct_single ...s \p_mathspacing 
                                                  \endcsname
\p_mathspacing ...
\math_arrows_handle_finalize ...7}{#1}{#4}{#8}{#9}
                                                  }\else \mathrel
{\math_arr...
\mathematics ...mmode #1\else \normalstartimath #1
                                                  \normalstopimath \fi 
\445>i:gives ...e \mathematics {\xrightarrow {}{}}
                                                  \enspace 
l.11 \chemicalgives
                   
\inlinechemical ...emicals.inline(\!!bs #1\!!es )}
                                                  }
l.128 \inlinechemical{CO_2,+,H_2,+,->,H_2O,+,CO}
                                                
E
? You want to edit file Terms_and_Concepts/Terms_and_Concepts.tex at
line 11

The file in question is located here:

<https://bazaar.launchpad.net/~avaneya/avaneya/trunk/view/head:/Documentation/Contributors/Handbook/Terms_and_Concepts/Terms_and_Concepts.tex>

-- 
Kip Warner -- Software Engineer
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http://www.thevertigo.com