This is pdfTeX, Version 3.14159-13d (Web2C 7.3.1) (format=pdflatex 2001.7.9)  20 DEC 2007 11:51
**ss21

! Emergency stop.
<*> ss21
        
End of file on the terminal!

 
Here is how much of TeX's memory you used:
 2 strings out of 61166
 14 string characters out of 67683
 44002 words of memory out of 263001
 3055 multiletter control sequences out of 10000+0
 3640 words of font info for 14 fonts, out of 400000 for 1000
 14 hyphenation exceptions out of 1000
 0i,0n,0p,1b,6s stack positions out of 300i,100n,500p,300000b,4000s
!  ==> Fatal error occurred, the output PDF file not finished!