Errors after updating to latest revision on Windows 7

[Cesar Romani]

On 15/03/2021 04:21 p. m., Nelson H. F. Beebe wrote:
 > Cesar Romani reports that dehypht-x-2019-04-04.tex is not found
 > by fmtutil-user in his TeX Live 2020 installation.
 >
 > I updated my 2020 and 2021 trees just this morning, and regenerated
 > all of the *.fmt files without error.  A check of the file trees
 > for older TeX Live releases finds dehypht-x-2019-04-04.tex in the
 > 2019 tree, but not in later trees.
 >
 > This could arise, perhaps, if there is a mixture of 2019 and 2020 files
 > in the same tree.
 >
 > In my 2019 tree, the file is in texmf-dist/tex/generic/dehyph-exptl/.

But I only have a 2020 tree. I also have a local .texlive2020 folder on
%userprofile%. I think if I remove the .texlive2020 folder, it would
%work, but I have some extra fonts installed on this folder