C#

public static void
SendEmail
(
    string               Sender
,
    string               Recipient
,
    string               Subject
,
    string               Body
,
    string               SmtpServer
,
    System.IO.FileInfo[] Files
)
{
    System.Net.Mail.MailMessage msg = new System.Net.Mail.MailMessage ( Sender , Recipient ) ;

    if ( Files != null )
    {
        System.Text.StringBuilder temp = new System.Text.StringBuilder ( Body ) ;

        temp.Append ( string.Format
        (
            "\n\n{0} attached file{1}:"
        ,
            Files.Length
        ,
            Files.Length==1?"":"s"
        ) ) ;

        foreach ( System.IO.FileInfo att in Files )
        {
            if ( att != null )
            {
                temp.Append ( "\n" + att.Name ) ;

                if ( att.Exists )
                {
                    msg.Attachments.Add ( new System.Net.Mail.Attachment ( att.FullName ) ) ;
                }
                else
                {
                    temp.Append ( " -- does not exist!" ) ;
                }
            }
        }

        Body = temp.ToString() ;
    }

    msg.Subject = Subject ;
    msg.Body    = Body ;

    System.Net.Mail.SmtpClient cl = new System.Net.Mail.SmtpClient ( SmtpServer ) ;
    cl.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials ;
    cl.Send ( msg ) ;
}

Brad Wick wrote:

Do you use this on a exchange server?

Brad Wick wrote:

It appears you might be passing the mail.domain.com for what it should login with.

<br />
namespace WindowsApplication1<br />
{<br />
    partial class Form1<br />
    {<br />
        /// <summary><br />
        /// Required designer variable.<br />
        /// </summary><br />
        private System.ComponentModel.IContainer components = null;<br />
<br />
        /// <summary><br />
        /// Clean up any resources being used.<br />
        /// </summary><br />
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param><br />
        protected override void Dispose(bool disposing)<br />
        {<br />
            if (disposing && (components != null))<br />
            {<br />
                components.Dispose();<br />
            }<br />
            base.Dispose(disposing);<br />
        }<br />
<br />
        #region Windows Form Designer generated code<br />
<br />
        /// <summary><br />
        /// Required method for Designer support - do not modify<br />
        /// the contents of this method with the code editor.<br />
        /// </summary><br />
        private void InitializeComponent()<br />
        {<br />
            this.components = new System.ComponentModel.Container();<br />
            this.dataGridView1 = new System.Windows.Forms.DataGridView();<br />
            this.actionTypesBindingSource = new System.Windows.Forms.BindingSource(this.components);<br />
            this.fISM0702DataSet = new WindowsApplication1.FISM0702DataSet();<br />
            this.actionTypesTableAdapter = new WindowsApplication1.FISM0702DataSetTableAdapters.ActionTypesTableAdapter();<br />
            this.actionTypeDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewLinkColumn();            this.descriptionDataGridViewTextBoxColumn = new System.Windows.Forms.DataGridViewTextBoxColumn();<br />
            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();<br />
            ((System.ComponentModel.ISupportInitialize)(this.actionTypesBindingSource)).BeginInit();<br />
            ((System.ComponentModel.ISupportInitialize)(this.fISM0702DataSet)).BeginInit();<br />
            this.SuspendLayout();<br />
            // <br />
            // dataGridView1<br />
            // <br />
            this.dataGridView1.AutoGenerateColumns = false;<br />
            this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;<br />
            this.dataGridView1.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {<br />
            this.actionTypeDataGridViewTextBoxColumn,<br />
            this.descriptionDataGridViewTextBoxColumn});<br />
            this.dataGridView1.DataSource = this.actionTypesBindingSource;<br />
            this.dataGridView1.Location = new System.Drawing.Point(213, 281);<br />
            this.dataGridView1.Name = "dataGridView1";<br />
            this.dataGridView1.Size = new System.Drawing.Size(240, 150);<br />
            this.dataGridView1.TabIndex = 3;<br />
            // <br />
            // actionTypesBindingSource<br />
            // <br />
            this.actionTypesBindingSource.DataMember = "ActionTypes";<br />
            this.actionTypesBindingSource.DataSource = this.fISM0702DataSet;<br />
            // <br />
            // fISM0702DataSet<br />
            // <br />
            this.fISM0702DataSet.DataSetName = "FISM0702DataSet";<br />
            this.fISM0702DataSet.SchemaSerializationMode = System.Data.SchemaSerializationMode.IncludeSchema;<br />
            // <br />
            // actionTypesTableAdapter<br />
            // <br />
            this.actionTypesTableAdapter.ClearBeforeFill = true;<br />
            // <br />
            // actionTypeDataGridViewTextBoxColumn<br />
            // <br />
            this.actionTypeDataGridViewTextBoxColumn.DataPropertyName = "ActionType";<br />
            this.actionTypeDataGridViewTextBoxColumn.HeaderText = "ActionType";<br />
            this.actionTypeDataGridViewTextBoxColumn.Name = "actionTypeDataGridViewTextBoxColumn";<br />
            this.actionTypeDataGridViewTextBoxColumn.Resizable = System.Windows.Forms.DataGridViewTriState.True;<br />
            this.actionTypeDataGridViewTextBoxColumn.SortMode = System.Windows.Forms.DataGridViewColumnSortMode.Automatic;<br />
            // <br />
            // descriptionDataGridViewTextBoxColumn<br />
            // <br />
            this.descriptionDataGridViewTextBoxColumn.DataPropertyName = "Description";<br />
            this.descriptionDataGridViewTextBoxColumn.HeaderText = "Description";<br />
            this.descriptionDataGridViewTextBoxColumn.Name = "descriptionDataGridViewTextBoxColumn";<br />
            // <br />
            // Form1<br />
            // <br />
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);<br />
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;<br />
            this.ClientSize = new System.Drawing.Size(636, 562);<br />
            this.Controls.Add(this.dataGridView1);<br />
            this.Name = "Form1";<br />
            this.Text = "Form1";<br />
            this.Load += new System.EventHandler(this.Form1_Load);<br />
            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();<br />
            ((System.ComponentModel.ISupportInitialize)(this.actionTypesBindingSource)).EndInit();<br />
            ((System.ComponentModel.ISupportInitialize)(this.fISM0702DataSet)).EndInit();<br />
            this.ResumeLayout(false);<br />
<br />
        }<br />
<br />
        #endregion<br />
<br />
        private System.Windows.Forms.DataGridView dataGridView1;<br />
        private FISM0702DataSet fISM0702DataSet;<br />
        private System.Windows.Forms.BindingSource actionTypesBindingSource;<br />
        private WindowsApplication1.FISM0702DataSetTableAdapters.ActionTypesTableAdapter actionTypesTableAdapter;<br />
        private System.Windows.Forms.DataGridViewLinkColumn actionTypeDataGridViewTextBoxColumn;<br />
        private System.Windows.Forms.DataGridViewTextBoxColumn descriptionDataGridViewTextBoxColumn;<br />
    }<br />
}<br />

private void ExecuteUser()//Function in Utility
{
      if(txtUserCode.Text != "while(true){}"){
        //run!
      }
}