This is the error message i get 'mail.blablabla.com - sending' reported error (0x800ccc78) : unable to send the message. please verify the e-mail address in your account properties. The server responded  2 4.3.1 out of memory'
Is it some configuration i need to make in exchange server?
It looks like inetinfo.exe is hogging all the system meory on the exchange server computer