The messageerror event is fired on a Window object when it receives a message that can't be deserialized.
This event is not cancellable and does not bubble.
Use the event name in methods like addEventListener(), or set an event handler property.
addEventListener("messageerror", (event) => { })
onmessageerror = (event) => { }A MessageEvent. Inherits from Event.
Listen for messageerror using addEventListener():
window.addEventListener("messageerror", (event) => {
console.error(event);
});The same, but using the onmessageerror event handler property:
window.onmessageerror = (event) => {
console.error(event);
};Window.postMessage()message.