Can't send email .....

I get this error message when sending emails. There is NO signature being used.

4:52:23 PM   MailClient.Storage.Application.ItemOperationException: Cannot send message (Email body not accepted due to the following reason: 

Since it says it is an exception in the MailClient.Storage.Application… seems to be an emClient issue. Please help!!



You did not include the reason that was given in the error. Care to share?