[Samba] [Bug] Cannot create file but read/write is ok

[lampahome]

>
>
> First, this is useless: 'public = yes' (which is really 'guest ok =
> yes') for two reasons, you also have 'valid users = ppp', so only 'ppp'
> can connect, but even if that wasn't there, it wouldn't allow guest
> access because you do not have 'map to guest = bad user' in [global].
>
> As for '%g', have you created a Samba group for ppp's primary group and
> mapped ppp's primary group to this ?
>
I do smbpasswd -a ppp.
Should I do something else?