This is pdfeTeX, Version 3.141592-1.21a-2.2 (Web2C 7.5.4) (format=latex 2009.4.20)  19 SEP 2009 16:10
entering extended mode
**prop-ross.tex
(/sw/share/texmf-dist/tex/latex/tools/x.tex
! Interruption.
<to be read again> 
                   \begingroup 
l.1 
    %%
? 
LaTeX2e <2003/12/01>
Babel <v3.8d> and hyphenation patterns for american, french, german, ngerman, b
ahasa, basque, bulgarian, catalan, croatian, czech, danish, dutch, esperanto, e
stonian, finnish, greek, icelandic, irish, italian, latin, magyar, norsk, polis
h, portuges, romanian, russian, serbian, slovak, slovene, spanish, swedish, tur
kish, ukrainian, nohyphenation, loaded.

! .
l.33   \batchmode \errmessage{}
                               \csname @@end\endcsname \end
This error message was generated by an \errmessage
command, so I can't give any explicit help.
Pretend that you're Hercule Poirot: Examine all clues,
and deduce the truth by order and method.

 ) 
Here is how much of TeX's memory you used:
 7 strings out of 94501
 216 string characters out of 1176137
 48348 words of memory out of 1500000
 3273 multiletter control sequences out of 10000+50000
 3640 words of font info for 14 fonts, out of 1200000 for 2000
 580 hyphenation exceptions out of 8191
 5i,0n,1p,93b,8s stack positions out of 5000i,500n,6000p,200000b,5000s

No pages of output.