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Re: Replication from 2.0.27 -> 2.2.4 failing
Christopher C. Weis disse:
> When replicating from Openldap 2.0.27 to 2.2.4, things are not going
> well. On the 2.0.27 server (the master), we're seeing a
> <slave-server>:0.rej file containing changes prefaced by:
> ERROR: Unknown error
> On the 2.2.4 (the slave), we're seeing the following log entries:
> Feb 9 10:02:09 <server> slapd: No structuralObjectClass for
> entry (<blah>)
> Feb 9 10:02:09 <server> slapd: conn=4 op=93 RESULT tag=105
> err=80 text=no structuralObjectClass operational attribute
> The master's .rej file and the slave's "structuralObjectClass" errors
> seem to line up.
> So, here are my questions:
> -- Is replication from 2.0.x -> 2.2.x possible/realistic?
> -- What the heck is the structuralObjectClass attribute, and why does it
> need to be defined when the "rules" already say each entry in the
> directory must have one and only one structuralObjectClass (at least
> this is how I understand it.) I can't seem to find any good
> documentation, so can someone please point me toward a reference or
> explain this?
The problem is not in the definition or existance of a
structuralObjectClass per se but in the lack of propagation of this
attribute by the slurpd process of the 2.0.X series.
> Also, we're replicating from 2.0.27 -> 2.0.27 with no problems at all
> and have been for quite some time, so I'm doubtful (but not impossible)
> it's a setup/configuration issue with replication.
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