Some items are in triplate after first installation og 3.10 version

hello
After installation of 3.10, a part of data are in triplicate
languages, currencies, countries, mesures (weights and dimensions) ...

what can I do to solve  that ?

all system data are triplate ... I've been able to clean weight, dimension, currencies ... but not roles of customers:
I've:
3 administratin roles
3 register
3 forim moderators
3 guest
...
And impossible of detetion of 2 each others

How could I cleaning that ?