From 4bdbf4bb3d258d55937f380bec0bd48641afda3c Mon Sep 17 00:00:00 2001
From: Calixte Denizet <calixte.denizet@gmail.com>
Date: Tue, 18 Jun 2024 22:30:21 +0200
Subject: [PATCH] Avoid to call a function in the js sandbox when it has been
 destroyed

---
 src/pdf.sandbox.external.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/pdf.sandbox.external.js b/src/pdf.sandbox.external.js
index ce77db1c6..365d94a60 100644
--- a/src/pdf.sandbox.external.js
+++ b/src/pdf.sandbox.external.js
@@ -62,6 +62,9 @@ export class SandboxSupportBase {
    * @param {Array<Object>} args - Arguments of the function.
    */
   callSandboxFunction(name, args) {
+    if (!this.commFun) {
+      return;
+    }
     try {
       args = this.exportValueToSandbox(args);
       this.commFun(name, args);