Доработка. Исправлен вылет при нажатии удалить.

main.tscn

@@ -1,12 +1,12 @@
 [gd_scene load_steps=5 format=3 uid="uid://87gtvqd7bbje"]
 
-[ext_resource type="Script" path="res://main.gd" id="1_8p35p"]
-[ext_resource type="Script" path="res://table/table.gd" id="2_xq1tk"]
-[ext_resource type="Texture2D" uid="uid://cex4jiu1pcj3x" path="res://edit-add-0.png" id="3_f3g8t"]
-[ext_resource type="Texture2D" uid="uid://cx746np1wexnd" path="res://edit-add-1.png" id="4_4ja4j"]
+[ext_resource type="Script" path="res://main.gd" id="1_v038r"]
+[ext_resource type="Script" path="res://table/table.gd" id="2_mfyp6"]
+[ext_resource type="Texture2D" uid="uid://cex4jiu1pcj3x" path="res://edit-add-0.png" id="3_6tmn6"]
+[ext_resource type="Texture2D" uid="uid://cx746np1wexnd" path="res://edit-add-1.png" id="4_1x5i2"]
 
 [node name="main" type="Node2D"]
-script = ExtResource("1_8p35p")
+script = ExtResource("1_v038r")
 
 [node name="tabs" type="TabContainer" parent="."]
 offset_right = 1594.0
@@ -26,7 +26,7 @@ offset_right = 1.0
 offset_bottom = 10.0
 grow_horizontal = 2
 grow_vertical = 2
-script = ExtResource("2_xq1tk")
+script = ExtResource("2_mfyp6")
 node_type_file = "res://ячейка-1.tscn"
 
 [node name="btn_add" type="TextureButton" parent="tabs/threats"]
@@ -35,8 +35,8 @@ offset_left = 1533.0
 offset_top = -2.0
 offset_right = 1581.0
 offset_bottom = 46.0
-texture_normal = ExtResource("3_f3g8t")
-texture_pressed = ExtResource("4_4ja4j")
+texture_normal = ExtResource("3_6tmn6")
+texture_pressed = ExtResource("4_1x5i2")
 
 [node name="btn_del" type="TextureButton" parent="tabs/threats"]
 layout_mode = 0
@@ -54,5 +54,5 @@ layout_mode = 0
 offset_top = 100.0
 offset_right = 1587.0
 offset_bottom = 861.0
-script = ExtResource("2_xq1tk")
+script = ExtResource("2_mfyp6")
 node_type_file = "res://ячейка-1.tscn"