From 9085ed6312eca1649cefb2e8d080a850774fc31b Mon Sep 17 00:00:00 2001
From: Uli Schlachter <psychon@users.noreply.github.com>
Date: Sun, 14 Apr 2019 18:34:52 +0200
Subject: [PATCH] awful.remote: Protect against error(nil) (#2748)

Fixes: https://github.com/awesomeWM/awesome/issues/2747
Signed-off-by: Uli Schlachter <psychon@znc.in>
---
 lib/awful/remote.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/awful/remote.lua b/lib/awful/remote.lua
index f419ffef..be1f9164 100644
--- a/lib/awful/remote.lua
+++ b/lib/awful/remote.lua
@@ -25,7 +25,7 @@ if dbus then
             end
             local results = { pcall(f) }
             if not table.remove(results, 1) then
-                return "s", "Error during execution: " .. results[1]
+                return "s", "Error during execution: " .. tostring(results[1])
             end
             local retvals = {}
             for _, v in ipairs(results) do