On Mon, Apr 28 2014, Eli Zaretskii wrote:

>> after switching to "M-x text-mode", there is no more problem.
>
> Maybe you should activate the debugging code in ispell.el and see what
> is being submitted to hunspell and what it returns.

Please find attached 2 debug-outputs, one with latex-mode and one with
text-mode. Both are created with `ispell-buffer-with-debug'.

Do you see, what is going on there?

-- 
           Peter