update 20250319

Client/DocMgmt/frmNote.cs

@@ -55,5 +55,11 @@ namespace OnDoc.DocMgmt
             this.betreff = txtbetreff.Text;
             DialogResult = DialogResult.OK;
         }
+
+        private void button2_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            this.Close();
+        }
     }
 }