On 2013–04–17 Hans Hagen wrote:

> >! LuaTeX error ...ext-beta/tex/texmf-context/tex/context/base/trac-vis.lua:524: You can't assign a glue_spec node to a prev field
> 
> weird error ... a gluespec in a running list (i can intercept it but still)

You broke LuajitTeX:

context --jit b7r.tex

mtx-context     | redirect texlua -> luajittex: luajittex --luaonly "/home/marco/usr/local/share/context-beta/tex/texmf-linux-64/bin/mtxrun" --script context --jit b7r.tex --redirected...r/local/share/context-beta/tex/texmf-linux-64/bin/mtxrun:177: attempt to index field 'searchers' (a nil value)

Marco