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soujir0u

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Mapi session exceeded the maximum of 250 objects of type "objtMessage" error with Exchange 2003

I'm using Exchange 2003 and keep getting these errors in the Event Viewer (Application):

Mapi session "/o=eagle/ou=First Administrative Group/cn=Recipients/cn=username" exceeded the maximum of 250 objects of type "objtMessage".

For more information, click http://www.microsoft.com/contentredirect.asp.


When I click on the link that it gives, the following is displayed:


Details
Product: Exchange
ID: 9646
Source: MSExchangeIS
Version: 6.5.6940.0
Component: Microsoft Exchange Information Store
Message: Mapi session "<GUID>" exceeded the maximum of <number> objects of type "<text>".
   
Explanation
A single MAPI session has exceeded the maximum number of objects of a given type. To prevent a single client from affecting the performance of the entire server, this MAPI session was terminated.
 
   
User Action
This can be caused by a very high usage level by an individual user. If these errors are happening regularly, you can raise the default maximum for the affected object type (for example, to twice its default level). If at this level the specified user is continuing to generate this warning, investigate the user actions that are causing this warning. It can be caused by improper client design or unusual client usage patterns.
 
 

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Currently there are no Microsoft Knowledge Base articles available for this specific error or event message. For information about other support options you can use to find answers online, see http://support.microsoft.com/default.aspx.
   
 

Anyonw know how to "raise the default maximum for the affected object type"? Thanks in advance.
Avatar of ahmedbahgat
ahmedbahgat

possibly the client machine is infected with a virus that is creating mass mail, scan all clients with the latestet difinitions AV software

cheers
Different users, or the same 1 or 2 over and over again?
I think maybe your mailboxes are running in cached mode? Do you have anyscripts or rules running against the store?
Avatar of soujir0u

ASKER

There are about 3 or 4 users that have been giving this error for a while.

Recently the Groupshield Exchange (the Exchange server anti-virus software) mailbox started giving the error - it's sending out loads of email alerts due to that Swen virus thing.
so would that mean you found these computers infected, I bit it is

cheers
The machines that these users were running are not infected, but there was one machine on the network that was infected - it was cleaned already but I'm still getting these error messages.

Is there actually a way to increase the message limit, as the Help message suggests?
ASKER CERTIFIED SOLUTION
Avatar of hstiles
hstiles

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