Let's start with the error number 0x8004060C. Perhaps this may be an
undeliverable read receipt. Check this:
http://www.outlook-tips.net/howto/delete_rr.htm
If that doesn't work, I would recommend creating a new PST, make it your
delivery location, and move all contents of your old PST to it EXCEPT for the
Outbox.

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Kathleen Orland
Outlook Tips: http://www.outlook-tips.net/
http://www.howto-outlook.com/
> I am encountering 3 problems:
>
[quoted text clipped - 15 lines]
> Regards,
> Omeir Shakil
GoBobbyGo - 20 Jul 2007 15:06 GMT
> Let's start with the error number 0x8004060C. Perhaps this may be an
> undeliverable read receipt. Check this:
[quoted text clipped - 23 lines]
> > Regards,
> > Omeir Shakil
The above link did work for me, but it's trialware. I had the same problem
twice, a few months apart, and the second time I couldn't use it without
paying for it. But Microsoft puts out a free utility that will get the job
done. Try:
http://www.howto-outlook.com/howto/deletereadreceipt.htm