This is TeX, C Version 3.141 (format=lplain 92.10.8) 5 NOV 1999 17:26 **gen42au1 (gen42au1.tex LaTeX Version 2.09 <25 March 1992> ! Undefined control sequence. l.1 \documentclass [12pt]{article}^^M ? x Here is how much of TeX's memory you used: 3 strings out of 11620 32 string characters out of 73736 25638 words of memory out of 262141 2271 multiletter control sequences out of 17000 15846 words of font info for 55 fonts, out of 120000 for 255 52 hyphenation exceptions out of 607 4i,0n,1p,43b,7s stack positions out of 300i,40n,60p,3000b,5000s No pages of output.