From f3aad4e19e0912002bbaafd6fbc4f8fb5724f2c3 Mon Sep 17 00:00:00 2001
From: Artur Arseniev <artur.catch@hotmail.it>
Date: Wed, 28 Apr 2021 07:49:33 +0200
Subject: [PATCH] Unset symbols properly

---
 src/dom_components/model/Component.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/dom_components/model/Component.js b/src/dom_components/model/Component.js
index b90af71dd..8853d6438 100644
--- a/src/dom_components/model/Component.js
+++ b/src/dom_components/model/Component.js
@@ -1229,13 +1229,13 @@ const Component = Backbone.Model.extend(Styleable).extend(
 
       // Symbols
       // If I clone an inner symbol, I have to reset it
-      cloned.unset(keySymbols);
+      cloned.set(keySymbols, 0);
       const symbol = this.__getSymbol();
       const symbols = this.__getSymbols();
 
       if (!opt.symbol && (symbol || symbols)) {
-        cloned.unset(keySymbol);
-        cloned.unset(keySymbols);
+        cloned.set(keySymbol, 0);
+        cloned.set(keySymbols, 0);
       } else if (symbol) {
         // Contains already a reference to a symbol
         symbol.set(keySymbols, [...symbol.__getSymbols(), cloned]);