[Samba] File size is sometimes 0 after saving

[Jeremy Allison]

On Tue, Jun 24, 2014 at 05:44:58PM +0200, Matthias Heinz wrote:
> Hi,
> 
> this may sound odd, but now I had the same problem while using the
> windows explorer to copy a file over another file. It got an error
> message, the file size of the file I wanted to overwrite was
> suddenly 0 (I double checked with "file" on the server and it just
> said empty), but I could in no way overwrite the file.
> 
> It was the same as describe before. The file was owned (unix user
> rights here) by another user and I had to use chown to change the
> user to mine to write the file in the end.
> 
> Has really nobody else experienced such problems before and may a
> hint where to look for the error?
> 
> 
> Best regards
> Matthias
> 
> 
> On 16.06.2014 16:47, Matthias Heinz wrote:
> > [...]
> >What we experience is that some programs (e.g. Inkscape) have problems
> >saving files sometimes. It manages to access the file and to erase
> >everything in it (that's my guess), but then fails somehow to write it
> >again, leaving the file size 0. Most oft the time this happens when the
> >file itself belongs to another user (as I said above, we only enforce a
> >common group on the share). I say most of the time, because I only can
> >reproduce it when the file itself belongs to another user. A colleague
> >mentioned that he had problems with his own files, too, but I have no
> >proof here.
> > [...]

If this is with 4.1.x, then it's probably bug #10671.

https://bugzilla.samba.org/show_bug.cgi?id=10671

Fix (along with regression test) will be posted *very* soon :-).

Jeremy.