Autodiscover issues on Exchange 2010


We are getting this message now when user opens Outlook 2007 on their PC - "The name of the security certificate is invalid or does not match the name of the site"

Is there a way to get rid of this without having to replace the certificate or some sort?

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Elmar KoschkaSenior System EngineerCommented:
Is the certificate valid?
goraekAuthor Commented:
Yes, it is valid. There have 2 domains - and We have a certificate for but not

Hence, when we opened Outlook 2007, it is showing

Is there a way to get rid of this and revert back to normal settings?
Elmar KoschkaSenior System EngineerCommented:
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goraekAuthor Commented:
Done that, still no good.
Elmar KoschkaSenior System EngineerCommented:
in dns the settings for autodiscover are valid?
goraekAuthor Commented:
Microsoft DNS? Yes it is.
However we deleted as is primary. At the moment, the security is showing - we need to get rid of this.
Elmar KoschkaSenior System EngineerCommented:
clear dns cache on dns server make a cmd ipconfig /flushdns on the client. then retest please.

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Elmar KoschkaSenior System EngineerCommented:
if the problem persists please post output of
goraekAuthor Commented:
You can see the attached.
Really wanna get rid of it quick.
goraekAuthor Commented:
Awesome thanks for your help!!
Such easy fix - should have done it earlier.
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