error message,when i want send a e-mail,pop always up

Hi silvia_r6, ·Which is the email client you are using to send emails?·Is this the exact popup you receive?·Does this happen when sending to any particular recipient?·Does any error code popup with the message? Regards:Samhrutha G S - Microsoft Support.Visit ourMicrosoft Answers Feedback Forum and let us know what you think.