DedicatedWorkerGlobalScope: messageerror event

The messageerror event is fired on a DedicatedWorkerGlobalScope object when it receives a message that can't be deserialized.

Bubbles No
Cancelable No
Interface MessageEvent
Event handler property onmessageerror

Examples

Listen for messageerror using addEventListener():

// inside worker.js

self.addEventListener('messageerror', (event) => {
    self.postMessage('Error receiving message');
    console.error(event);
});

The same, but using the onmessageerror event handler property:

// inside worker.js

self.onmessageerror = (event) => {
    self.postMessage('Error receiving message');
    console.error(event);
};

Specifications

Specification Status
HTML Living Standard Living Standard

Browser compatibility

BCD tables only load in the browser

See also