From 6aa0d802ecb2259dbf903b60fb760ec2996b960b Mon Sep 17 00:00:00 2001
From: zwim <36999612+zwim@users.noreply.github.com>
Date: Thu, 28 Oct 2021 22:13:41 +0200
Subject: [PATCH] [autowarmth, plugin] Bug if all scheduler entries are deleted
 (#8386)

---
 plugins/autowarmth.koplugin/main.lua | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/autowarmth.koplugin/main.lua b/plugins/autowarmth.koplugin/main.lua
index d6bb906b2..ce3c6f862 100644
--- a/plugins/autowarmth.koplugin/main.lua
+++ b/plugins/autowarmth.koplugin/main.lua
@@ -256,7 +256,10 @@ function AutoWarmth:scheduleWarmthChanges(time)
         end
     end
 
+    UIManager:unschedule(AutoWarmth.setWarmth) -- to be safe, if there are no scheduled entries
+
     if self.activate == 0 then return end
+    if #self.sched_funcs == 0 then return end
 
     -- `actual_warmth` is the value which should be applied now.
     -- `next_warmth` is valid `delay_time` seconds after now for resume on some devices (KA1)