Urbackup 2.4.10 to CentOS 8 setting

Hello, when starting the server it stops at this place, there are no errors in the logs. What could be the problem?
I can’t access the web interface.

[root@localhost ~]# urbackupsrv run -v debug
2020-06-22 03:41:22: Starting HTTP-Server on port 55414
2020-06-22 03:41:22: HTTP: Server started up successfully!
2020-06-22 03:41:22: SQLite: recovered 34 frames from WAL file /var/urbackup/backup_server.db-wal code: 283
2020-06-22 03:41:22: SQLite: recovered 25 frames from WAL file /var/urbackup/backup_server_link_journal.db-wal code: 283
2020-06-22 03:41:22: SQLite: recovered 34 frames from WAL file /var/urbackup/backup_server.db-wal code: 283
2020-06-22 03:41:22: SQLite: recovered 25 frames from WAL file /var/urbackup/backup_server_link_journal.db-wal code: 283
2020-06-22 03:41:22: Started UrBackup…
Backupfolder not set
2020-06-22 03:41:22: Image mounting disabled: Backupfolder not set
2020-06-22 03:41:22: Testing if backup destination can handle subvolumes and snapshots…
Backupfolder not set
2020-06-22 03:41:22: Backup destination cannot handle subvolumes and snapshots. Snapshots disabled.
2020-06-22 03:41:22: Testing if backup destination can handle filesystem transactions…
2020-06-22 03:41:22: Testing for hardlinks in backup destination…
2020-06-22 03:41:22: Could create hardlink at backup destination. Hardlinks enabled.
2020-06-22 03:41:22: Testing for reflinks in backup destination…
2020-06-22 03:41:22: Could create reflink at backup destination. Reflinks enabled.
2020-06-22 03:41:22: Binding to interface enp6s0 (ipv4) for broadcasting…
2020-06-22 03:41:22: Broadcasting on ipv4 interface enp6s0 addr 192.168.200.188
2020-06-22 03:41:22: Binding to interface enp6s0 (ipv4) for broadcasting…
2020-06-22 03:41:22: Broadcasting on ipv4 interface enp6s0 addr 192.168.200.201
2020-06-22 03:41:22: Binding to interface enp6s0 (ipv6) for broadcasting…
2020-06-22 03:41:22: Broadcasting on ipv6 interface enp6s0 addr fe80::b62e:99ff:fe16:a4ac
2020-06-22 03:41:22: UrBackup Server start up complete.
2020-06-22 03:41:22: Server started up successfully!
2020-06-22 03:41:22: Looking for old Sessions… 0 sessions
2020-06-22 03:41:23: Downloading version file…
2020-06-22 03:41:23: Downloading version file…
2020-06-22 03:41:23: Downloading server version info…
2020-06-22 03:41:23: Downloading dataplan database…

Hi,
Turn off fierewalld systemctl stop firewalld
Try to change SELinux to permissive mode