The generator will index about 1900 out of 2000 pages and stop. These are the error messages.
Warning: file(/home/arizonac/public_html/generator/data/sitemap.xml) [function.file]: failed to open stream: No such file or directory in /home/arizonac/public_html/generator/pages/class.utils.inc.php(2) : eval()'d code on line 40
Warning: implode() [function.implode]: Bad arguments. in /home/arizonac/public_html/generator/pages/class.utils.inc.php(2) : eval()'d code on line 40
10 - 15 minutes after generator stops, I'm given the option to resume crawling. After checking the resume crawling box, the generator finishes building the sitemap.