Exchange – Message Not Sent ‘Because there are too many recipients’


When attempting to send an email to a large amount of recipients, you may see the following error;

  Too Mant Recipients  
This message wasn’t delivered to anyone because there are too many recipients, the limit is {number}. This message has {number} recipients

To check what the limit is set to launch the Exchange Management Shell, and ecxecute the following command;


To raise the limit (in this example to 2000) use the following command;

Set-TranportConfig -MaxRecipientEnvelopeLimit 2000

Author: PeteLong

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