Duplicate Email Address validation

[masoudniki]

package	version
keycloak	21.0.2
keycloak-phone-provider	master

hi the problem occur while already there is a user in database with email address and im trying to register with the same email address i get Unique index or primary key violation: "PUBLIC.UK_DYKN684SL8UP1CRFEI6ECKHD7_INDEX_B ON PUBLIC.USER_ENTITY Exception

i also disabled duplicate email address and login with email address in realm setting

and here the registration config

i have also disabled Email As Username and Phone Number As Username and Duplicate Phone

this is where validation occur in RegistrationPhoneUserCreation

i will appreciate any help thanks in advance