private void button_Remove_Click(object sender, EventArgs e) { if (this.Item.ItemID == -1) { MessageBox.Show(IOQMessages.saveFileBeforeAttachment); return; } Attachment a = (((Attachment)this.listBox_Attach.SelectedItem)); DialogResult rs = MessageBox.Show("Are you sure you want to delete the file " + a.Name + " ?", "Delete File?", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Exclamation); if (rs == DialogResult.Yes) { ScrumQueueLoading dg = new ScrumQueueLoading(); dg.Show(); Attachment.DeleteAttachments(a); dg.Close(); } else { return; } this.LoadAttachement(); }