[solved] Cannot dial out

System ist ubuntu 22, my Fritzbox is 7490, 2FA at FB is deactivated. Call monitor, fetching phone book from FB etc. works nicely.

When trying to dial from phone book, I get these messages:

$ flatpak run org.tabos.roger 

Note that the directories 

'/var/lib/flatpak/exports/share'
'/home/wd/.local/share/flatpak/exports/share'

are not in the search path set by the XDG_DATA_DIRS environment
variable, so
applications installed by Flatpak may not appear on your desktop until
the
session is restarted.

Gtk-Message: 11:48:42.553: Failed to load module "xapp-gtk3-module"
Gtk-Message: 11:48:42.553: Failed to load module "appmenu-gtk-module"
Gtk-Message: 11:48:42.625: Failed to load module "canberra-gtk-module"
Gtk-Message: 11:48:42.627: Failed to load module "canberra-gtk-module"

(Roger Router:2): rm-WARNING **: 11:49:43.060:
rm_network_tr64_request(): errorCode = 713

(Roger Router:2): rm-WARNING **: 11:49:43.060:
rm_network_tr64_request(): errorDescription =
SpecifiedArrayIndexInvalid

(Roger Router:2): rm-WARNING **: 11:49:43.132: CAPI 2.0: not installed,
RC=0x1009

(Roger Router:2): rm-WARNING **: 11:49:45.133: CAPI 2.0: not installed,
RC=0x1009

(Roger Router:2): rm-WARNING **: 11:50:56.615:
rm_network_tr64_request(): errorCode = 866

(Roger Router:2): rm-WARNING **: 11:50:56.615:
rm_network_tr64_request(): errorDescription = second factor
authentication required

(Roger Router:2): rm-WARNING **: 11:50:56.996:
rm_network_tr64_request(): errorCode = 501

(Roger Router:2): rm-WARNING **: 11:50:56.996:
rm_network_tr64_request(): errorDescription = Action Failed

(Roger Router:2): rm-WARNING **: 11:51:22.002:
rm_network_tr64_request(): errorCode = 866

(Roger Router:2): rm-WARNING **: 11:51:22.002:
rm_network_tr64_request(): errorDescription = second factor
authentication required

(Roger Router:2): rm-WARNING **: 11:51:22.417:
rm_network_tr64_request(): errorCode = 501

(Roger Router:2): rm-WARNING **: 11:51:22.417:
rm_network_tr64_request(): errorDescription = Action Failed

(Roger Router:2): rm-WARNING **: 11:51:29.267:
rm_network_tr64_request(): errorCode = 866

(Roger Router:2): rm-WARNING **: 11:51:29.267:
rm_network_tr64_request(): errorDescription = second factor
authentication required

My fault? - Misconfiguration?

Cheers, Wolf