Account verification shows that user already exists

[Gokujo]

Describe the bug
I am trying manual to verify email address and get an error, that account already exists. Account stays unverified

Reproduce behavior
Go to accounts through Email addresses. Select random unverified user (i had only admin). Click on Verify. Save user.

Expected behavior
Information should be saved

Screenshots

Desktop

• OS: Windows 10 Version 22H2 (Build 19045.3693)
• Browser: Vivaldi
• Version: 6.2.3105.48 (Stable channel) (64-Bit)
• Plugin version: 3.3.2