The webglcontextcreationerror event of the WebGL API is fired if the user agent is unable to create a WebGLRenderingContext context.

This event has a WebGLContextEvent.statusMessage property, which can contain a platform dependent string with more information about the failure.

Bubbles Yes
Cancelable Yes
Target objects HTMLCanvasElement
Interface WebGLContextEvent


var canvas = document.getElementById("canvas");

canvas.addEventListener("webglcontextcreationerror", function(e) {
  console.log(e.statusMessage || "Unknown error"); 
}, false);

var gl = canvas.getContext("webgl");
// logs statusMessage or "Unknown error" if unable to create WebGL context


The webglcontextcreationerror event implements the WebGLContextEvent interface, which inherits from Event. You can use the properties and methods defined on these interfaces.


Specification Status Comment
WebGL 1.0
The definition of 'webglcontextcreationerror' in that specification.
Recommendation Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 9 49 (49) 11 12 5.1
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? 25 49.0 (49) ? 12 8

See also

Document Tags and Contributors

 Contributors to this page: fscholz, teoli
 Last updated by: fscholz,