diff --git a/ldapserver/client.go b/ldapserver/client.go
index c9a6f2c..339ae98 100644
--- a/ldapserver/client.go
+++ b/ldapserver/client.go
@@ -206,7 +206,10 @@ func (c *client) close() {
 }
 
 func (c *client) writeMessage(m *ldap.LDAPMessage) {
-	data, _ := m.Write()
+	data, err := m.Write()
+	if err != nil {
+		Logger.Errorf("bottin: unable to marshal response message: %v", err)
+	}
 
 	//Logger.Printf(">>> %d - %s - hex=%x", c.Numero, m.ProtocolOpName(), data.Bytes())
 	Logger.Tracef(">>> [%d] %#v", c.Numero, m)