TeX4ht and biblatex
The very powerful LaTeX bibliography processing package namely, biblatex.sty often clashes with TeX4ht. I do not have much knowledge about the innards of biblatex. However, I could fix problems found in biblatex.4ht consequent to two previous revisions. Now one more revision had taken place, as we can expect, TeX4ht fails to work with current version [...]