password sync using smbpasswd

[Ionut Ciocirlan]

>The problem I encountered is that I have enable the password sync in the
smb.conf.
>
>When I want to change the Sama logon password with smbpasswd, an message
"the password is >invalid occur". This come to me that the Linux password
can't be synchronized with the Samba >server. Would yu please tell me how I
can sort this out?

Maybe besides setting
"unix password sync = yes"
you should also specify the password program, something like this:
"passwd program = /usr/bin/passwd %u"
Also, are you sure that SMB account management is set??