fix for led

seyfiharman · Dec 21, 2023 · 78a3eb3 · 78a3eb3
1 parent 9896b10
commit 78a3eb3
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/extras/mmu.py b/extras/mmu.py
@@ -881,7 +881,10 @@ def handle_ready(self):
             self._log_error('Error trying to wrap PAUSE/RESUME/CLEAR_PAUSE/CANCEL_PRINT macros: %s' % str(e))
 
         # Ensure that the control macro knows the index of the first LED in the strip
-        self.gcode.run_script_from_command("SET_GCODE_VARIABLE MACRO=_MMU_SET_LED VARIABLE=first_led_index VALUE=%d" % MmuLedEffect.first_led_index)
+        first = MmuLedEffect.first_led_index
+        if not first:
+            first = 1
+        self.gcode.run_script_from_command("SET_GCODE_VARIABLE MACRO=_MMU_SET_LED VARIABLE=first_led_index VALUE=%d" % first)
 
         self.estimated_print_time = self.printer.lookup_object('mcu').estimated_print_time
         self.last_selector_move_time = self.estimated_print_time(self.reactor.monotonic())