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Concurrency violation: the UpdateCommand affected 0 of the expecteHi
When I want to update a record folowing exception has been appeared: Concurrency violation: the UpdateCommand affected 0 of the expected 1 records Can anyone help me about the cause of the exception? regards Mehdi mkomasi <mkom***@discussions.microsoft.com> wrote:
> When I want to update a record folowing exception has been appeared: An update command usually contains a "where" clause to update the right > Concurrency violation: the UpdateCommand affected 0 of the expected 1 records > Can anyone help me about the cause of the exception? row. In this case, it sounds like the "where" clause didn't match anything, so it didn't update any rows. Now, as to why that happened, we'll need more information about what you're doing... -- Jon Skeet - <sk***@pobox.com> http://www.pobox.com/~skeet Blog: http://www.msmvps.com/jon.skeet If replying to the group, please do not mail me too  
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