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Re: CoreData migration and file change
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Re: CoreData migration and file change


  • Subject: Re: CoreData migration and file change
  • From: Barry Wark <email@hidden>
  • Date: Wed, 4 Feb 2009 09:42:10 -0800

I recently asked a related question on StackOverflow:
http://stackoverflow.com/questions/380076/manual-core-data-schema-migration-without-document-changed-warning.
The answer should help you out.

On Tue, Feb 3, 2009 at 9:08 AM, Dan Grassi <email@hidden> wrote:
> I have a CoreData application and am migrating the data store.  When the
> user opens an old store the migration happens automatically creating a new
> file.  The problem is when the user saves the first time after the migration
> he gets the message: "This document's file has been changed by another
> application since you opened or saved it."
>
> What is the correct procedure for handling the file change or how can I
> avoid this message?
>
> Thanks,
>
> Dan
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