Hellow,
I will post the solution since i would like to remember if another error like that occurs.
**Same error occur :**
During migrating my website to WAMP.
**Check :**
Email fields in Administrator roles update to xxx@localhost
Since there is WC plugin activated there is 2 fields maybe more with other plugin using WC i don't know with your install
**Solution(s) :**
In Backend >
Forum:
WampServer English