Returns the error that occurred while reading the file.


var error = instanceOfFileReader.error


A DOMError


Specification Status Comment
File API Working Draft Initial definition.

Browser compatibility

Feature Firefox (Gecko) Chrome Internet Explorer* Opera* Safari
Basic support 3.6 (1.9.2) 7 10 12.02 6.0.2
Feature Firefox Mobile (Gecko) Android IE Mobile Opera Mobile Safari Mobile
Basic support ? ? ? ? ?

Implementation notes

Gecko-specific notes

  • Prior to Gecko 2.0 beta 7 (Firefox 4.0 beta 7), all Blob parameters below were File parameters; this has since been updated to match the specification correctly.
  • Prior to Gecko 13.0 (Firefox 13.0 / Thunderbird 13.0 / SeaMonkey 2.10) the FileReader.error property returned a FileError object. This interface has been removed and FileReader.error is now returning the DOMError object as defined in the latest FileAPI draft.

See also

Document Tags and Contributors

Contributors to this page: Jeremie
Last updated by: Jeremie,