[Samba] SOLVED was Re: Any ESRI users? Upgrade 3.0.14 to 3.0.21a

Did not hear from anyone on this, so maybe we are the only ESRI users who
got bit, but this turned out to be an issue with oplocks. Disabling oplocks
on the server eliminated the problem.

On 1/27/06, Elizabeth Schwartz <betsy.schwartz@gmail.com> wrote:
>
> We just upgraded our samba server from 3.0.14 to 3.0.21a and have
> discovered a subtle but very painful problem.
> Users of ESRI ArcMap (on fully patched Windows XP clients) are unable to
> read complex layered file data.
>
> Arcmap works fine with 3.0.14, it works fine with the data on a windows
> share, and it works fine when I set up a server to run the version of sam=
ba
> shipping with Solaris 9 (3.0.2! ). But, I really don't want to downgrade
> the primary file server to one of these old versions. The data also works
> fine if it is copied back from the Samba server to a local disk.
>
> The problem as I understand it is that ArcMap loads ".lyr" and ".mxd"
> files which in turn contain metadata that references multiple other files=
..
> When these secondary files are loaded from the Samba 3.0.21a server, they
> are opened but not fully read - the database files show empty fields, the
> maps show partial images, etc. To quote our GIS guy: "arcmap documents th=
at
> have nested layer references to data on SAMBA, and also compressed shape
> (.sdc) files such as are included on the esri maps and data cds (if they
> happen to be on aSAMBA share, either cause arcmap to crash, or appear in =
the
> table of contents as layers that have no records."
>
> The windows XP event viewer shows an error when this happens:
> MRxSmb Description: The redirector failed to determine the connection
> type
> http://support.microsoft.com/kb/315244/
>
> I'm not seeing any particular errors on the server side (although I am
> getting some of these: https://bugzilla.samba.org/show_bug.cgi?id=3D3346 =
<https://bugzilla.samba.org/show_bug.cgi?id=3D3346>i'll be glad to see
> 3.0.21b)
>
> ESRI claims to have no knowledge of the problem, and since their software
> works OK with other Samba versions they feel it isn't at their end.
>
> Are there other ArcMap users here? Any thoughts on what to pursue next?
> (other than installing 3.0.21b at the first opportunity)
>
> thanks Betsy
>
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