From c4b69fcdddfe7a626d8277b175851379b699b92b Mon Sep 17 00:00:00 2001
From: InsanityAutomation
 <38436470+InsanityAutomation@users.noreply.github.com>
Date: Sun, 4 Apr 2021 17:55:34 -0400
Subject: [PATCH] Fix Hotend-abort-on-idle Check (#21535)

---
 Marlin/src/feature/hotend_idle.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Marlin/src/feature/hotend_idle.cpp b/Marlin/src/feature/hotend_idle.cpp
index 7f8f20a047..911cd20e6c 100644
--- a/Marlin/src/feature/hotend_idle.cpp
+++ b/Marlin/src/feature/hotend_idle.cpp
@@ -34,6 +34,7 @@
 
 #include "../module/temperature.h"
 #include "../module/motion.h"
+#include "../module/planner.h"
 #include "../lcd/marlinui.h"
 
 extern HotendIdleProtection hotend_idle;
@@ -43,7 +44,8 @@ millis_t HotendIdleProtection::next_protect_ms = 0;
 void HotendIdleProtection::check_hotends(const millis_t &ms) {
   bool do_prot = false;
   HOTEND_LOOP() {
-    if (thermalManager.degHotend(e) >= HOTEND_IDLE_MIN_TRIGGER) {
+    const bool busy = (TERN0(HAS_RESUME_CONTINUE, wait_for_user) || planner.has_blocks_queued());
+    if (thermalManager.degHotend(e) >= HOTEND_IDLE_MIN_TRIGGER && !busy) {
       do_prot = true; break;
     }
   }