HTMLCanvasElement: webglcontextcreationerror event

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
Interface WebGLContextEvent
Event handler property none

Example

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

Specifications

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

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
webglcontextcreationerror eventChrome Full support 9Edge Full support 12Firefox Full support 49IE Full support 11Opera Full support 12Safari Full support 5.1WebView Android Full support YesChrome Android Full support 25Firefox Android Full support 49Opera Android Full support 12Safari iOS Full support 8Samsung Internet Android Full support Yes

Legend

Full support  
Full support

See also