This is pdfTeX, Version 3.1415926-2.5-1.40.14 (TeX Live 2013) (format=pdflatex 2013.5.30) 3 MAR 2014 17:16 entering extended mode restricted \write18 enabled. file:line:error style messages enabled. %&-line parsing enabled. **Chapter01.tex (./Chapter01.tex LaTeX2e <2011/06/27> Babel <3.9f> and hyphenation patterns for 78 languages loaded. ./Chapter01.tex:1: Undefined control sequence. l.1 \chapter {Hurricanes, Climate, and Statistics} ? ./Chapter01.tex:1: Emergency stop. l.1 \chapter {Hurricanes, Climate, and Statistics} End of file on the terminal! Here is how much of TeX's memory you used: 5 strings out of 493315 134 string characters out of 6137904 52158 words of memory out of 5000000 3557 multiletter control sequences out of 15000+600000 3640 words of font info for 14 fonts, out of 8000000 for 9000 957 hyphenation exceptions out of 8191 5i,0n,1p,61b,8s stack positions out of 5000i,500n,10000p,200000b,80000s ./Chapter01.tex:1: ==> Fatal error occurred, no output PDF file produced!