Fix heater status display for advanced pause

2017-05-31 21:26:05 +00:00
parent ac33a378c0
commit a32f7b329c
3 changed files with 6 additions and 6 deletions
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -5931,7 +5931,8 @@ inline void gcode_M17() {
      idle();
      wait_for_heatup = false;
      HOTEND_LOOP() {
-        if (abs(thermalManager.degHotend(e) - thermalManager.degTargetHotend(e)) > 3) {
+        const int16_t target_temp = thermalManager.degTargetHotend(e);
+        if (target_temp && abs(thermalManager.degHotend(e) - target_temp) > 3) {
          wait_for_heatup = true;
          break;
        }