The InterruptReason type of the downloads API defines a set of possible reasons why a download was interrupted.

A downloads.DownloadItem's error property will contain a string taken from the values defined in this type.


Values of this type are strings. Possible values are split into categories, with each set having the same substring at the beginning:

File-related errors:


Network-related errors:


Server-related errors:


User-related errors:



  • "CRASH"

Browser compatibility

BCD tables only load in the browser

Note: This API is based on Chromium's chrome.downloads API.