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

[lampahome]

>
>
>  and clean my glasses ;-)
>
> I totally misread '%U:%g@%I'
>
>         %U session username
>
>         %g primary group name of %u.
>
> Notice the difference in case of '%U' & '%u'
>
> Try '%G' instead, this is the primary group name of %U.
>
> I fix it to %U|%G|%I
still failed. It always shows input/output error when I run $touch file