problem with biber in mac darwin-legacy

[Herbert Voss]

Am 12.05.20 um 03:37 schrieb Oscar Jose Mesa:
> Hi, I use to run latex using 2018 version in a mac OS X  10.10.3 for a 
> long time, no problem. Somehow I decided to update to 2020 version and 
> everything seems OK but biber. References don't compile and the 
> bibliography is not constructed. Apparently there is a compatibility 
> issue. Is there a fix?
> Thanks anyway

Delete all of your document auxiliary files like <file>.bcf ...

Herbert