HTMLDOC Problem:

Htmldoc produced no pdf-output.
Commandline:

export LC_TIME="de_DE"; /usr/bin/htmldoc --size A4 --browserwidth 1000 --top 0mm --bottom 0mm --left 0mm --right 0mm --bodyfont Helvetica --fontsize 9 -t pdf13 --bodyimage http://www.coherent.it/fileadmin/images/Coherent_PDF_Header_Page.jpg --webpage -f /srv/www/coherent.it/typo3temp/hd_6eLYtJ - 2>/srv/www/coherent.it/typo3temp/se_6KIUhd

This is the (stderr) output of the htmldoc command without the htmldoc_append parameters:
If you see no errors here please check your htmldoc_append parameters too.