Unwelcome change to Thunderbird

[Colin Law]

On Thu, 23 Apr 2020 at 22:48, Jim <jf_byrnes at comcast.net> wrote:
> ...
> I created an new thunderbird profile
> and the problem does not show up in it.
>...
> It seems like there is some overriding setting for a minimum row height
> that cannot be changed.

Those two statements are contradictory.  If a new profile fixes it
then something in your current profile is causing it.

Colin