diff --git a/scenes/pribor-uyep/sch3-view.gd b/scenes/pribor-uyep/sch3-view.gd
index 319abb0e..83fa64ce 100644
--- a/scenes/pribor-uyep/sch3-view.gd
+++ b/scenes/pribor-uyep/sch3-view.gd
@@ -21,7 +21,9 @@ var regs_holding:  = {}     ## Регистры хранения
 var switches_sync: = false  ## Флаг. Если установлен, то можно переключать
 
 
-func on_error(msg): push_error(msg)
+func on_error(msg, unit_sch3):
+    if unit_sch3.online:
+        push_error(msg)
 
 
 ## Вызывается, когда состояния прибора Щ3 "на связи" изменяется[br]
@@ -73,7 +75,7 @@ func _enter_tree() -> void:
     unit_sch3.reconnect_period = reconnect_period
     unit_sch3.connect('read', on_read.bind(unit_sch3))
     unit_sch3.connect('read_input', on_input)
-    unit_sch3.connect('error', on_error)
+    unit_sch3.connect('error', on_error.bind(unit_sch3))
     unit_sch3.connect('line_changed', on_line_changed_sch3)