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From Andrus Adamchik <>
Subject Re: Need a push in the right direction (parent-child object context and disappearing relationship)
Date Mon, 17 Jul 2017 17:08:36 GMT
Unfortunately the mailing list strips attachments. Could you post the image elsewhere, like
GoogleDrive or Dropbox?


> On Jul 13, 2017, at 8:51 PM, Lon Varscsak <> wrote:
> I found the line that’s nulling it out…I just don’t understand at this deep level
what’s going on.  Here’s the strack trace:
> On Thu, Jul 13, 2017 at 10:43 AM, Lon Varscsak <> wrote:
> I have an object (that’s new) in ObjectContextA that has a relationship to another
new object (same OC) which also has a reverse relationship.  I then create a child of that
OC (ObjectContactB) and grab a local version of the first object.  At that time, the relationship
object (and it’s reverse) is there and all is good in the world.
> The moment I touch the object (setting a simple property with writeProperty) in the relationship
the reverse relationship gets nulled out.  Any thoughts as to why this might happen?
> -Lon

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