AddContactDialog: Error out if the user did not specify a contact name
AddContactDialog: Error out if the user did not specify a contact name

leonhandreke/ktp-common-internals,KDE/ktp-common-internals,leonhandreke/ktp-common-internals,KDE/ktp-common-internals,leonhandreke/ktp-common-internals,KDE/ktp-common-internals