Symptoms

Consider the following scenario:

  • You receive an email message in a Microsoft Exchange Server 2010 Service Pack 1 (SP1) or a later version environment.

  • The sender requests a read receipt.

  • You move this email message to a personal folder file (.pst) or you move the message to another folder in the mailbox.

In this scenario, the following Non-Read Notification (NRN) is sent unexpectedly to the sender:

Cause

This issue occurs because a flag that causes the NRN is set incorrectly when you move the email message to a personal folder file.

Resolution

To resolve this issue, install the following update rollup:

2579150 Description of Update Rollup 4 for Exchange Server 2010 Service Pack 1

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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