From b12281e7613b58f28bdb3b82886d027c1e49c748 Mon Sep 17 00:00:00 2001
From: David Anderson Lino de Sousa <david.anderson.lino@gmail.com>
Date: Sun, 12 Jan 2020 16:29:17 +0100
Subject: [PATCH] Fix invalid calls to logging method (#297)

The `_warn` method expects a String, and not a Format String + arguments