I am unable to get preview images for the file attached to bug #8340 unless I disable hyperref support. The error is
l.230 --- TeX4ht warning --- \usepackage[...]{hyperref} assumes `pdf' option, n
ot `tex4ht' --- ! LaTeX Error: Command \Hy@SectionHShift already defined. Or name \end... illegal, see p.192 of the manual in `'. See the LaTeX manual or LaTeX Companion for explanation. Type H <return> for immediate help. ... l.314 \newlength\Hy@SectionHShift ? (I had to remove \batchmode and compile manually to get that.) Richard