The username is already in use.

[savago]

FC-12 ispconfig 2.2.36 setup

Users,and admin too can't change user$emails setings as MailScan,Spamfilter & Antivirus.
CP always say The following error occurred:
The username is already in use.


Next >>

[falko]

Are these usernames listed in /home/admispconfig/ispconfig/users?

[savago]

Are these usernames listed in /home/admispconfig/ispconfig/users?

Yes,they are there.
....
web6_....
....
web11_....
....
web16_...
....
web1_.......

[falko]

Remove them from that file and try again.