Create and Send Email Activity

You can easily craete and send an email activity in MS CRM 3.0 / 4.0.

If you experience "MS CRM 4.0: Generic SQL error 0x80044150" error, Please enable the impersonation in the web.config:

Here is the simple code to Create and Send Email Activity:

public bool CreateAndSendEmail(Lookup EmailFrom, Lookup EmailTo, string EmailSubject, string EmailDescription, Lookup RegardingObject)

{

    try

    {

        #region Create Email Object

            email ObjEmail = new email();

            if(EmailFrom != null)

            {

                activityparty ObjFrom = new activityparty();

                ObjFrom.partyid = EmailFrom;

                ObjEmail.from = new activityparty[] { ObjFrom };

            }

            activityparty ObjTo = new activityparty();

            ObjTo.partyid = EmailTo;

            ObjEmail.to = new activityparty[] { ObjTo };

            // Assign Subject

            ObjEmail.subject = EmailSubject;

            // Assign Description

            ObjEmail.description = EmailDescription;

            CrmSdk.CrmBoolean direction = new CrmSdk.CrmBoolean();

            direction.Value = true;

            ObjEmail.directioncode = direction;

            //Regarding Case

            if(RegardingObject != null)

                ObjEmail.regardingobjectid = RegardingObject;

            //Create Email

            try

            {

                Guid EmailGuid = Service.Create(ObjEmail);

                // Create a SendEmail request.

                SendEmailRequest emailRequest = new SendEmailRequest();

                emailRequest.EmailId = EmailGuid;

                emailRequest.TrackingToken = "";

                emailRequest.IssueSend = true;

                // Send the email message.

                SendEmailResponse emailResponse = (SendEmailResponse)Service.Execute(emailRequest);

                return true;

            }

            catch (SoapException)

            {

                return false;

            } 

        #endregion Create Email Object

    }

    catch (SoapException)

    {

        return false;

    }

}

Hope you find this code helpful.
Happy Coding.