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XMLHttpRequest from background page fails after an iframe is removed from window #6410

sparkyb opened this issue Jan 18, 2018 · 2 comments


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@sparkyb sparkyb commented Jan 18, 2018

NWJS Version : 0.27.5
Operating System : Linux (Ubuntu 14.04)

Expected behavior

XMLHttpRequest should work in the background page.

Actual behavior

After an iframe is deleted in a window, the XMLHttpRequest in the background page fails with

How to reproduce

  1. Use a background JavaScript file as the project's main file.
  2. Use to open a window
  3. Add an <iframe> to that window's DOM (or have it be part of the initial HTML)
  4. Remove the iframe from the window's DOM.
  5. From the background page, execute an XHR.
  6. Instead of the XHR working, the following exception is raised:

DOMException: Failed to execute 'send' on 'XMLHttpRequest': Failed to load 'chrome-extension://bcgokjambocaplmhfjlfkafhjiacmpci/xhrbug.json': Document is already detached.

A sample is attached.


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@Christywl Christywl commented Jan 19, 2018

I can reproduce this issue with the attached sample on Windows and Linux with nwjs-sdk-v0.27.5.

rogerwang added a commit that referenced this issue Jan 19, 2018
The trick was used in pre-0.13 to add XMLHttpRequest in Node to
support content verification. It's not needed any more.

Fix #6410

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@rogerwang rogerwang commented Jan 19, 2018

This is fixed in git and will be available in the next nightly build.

@rogerwang rogerwang closed this Jan 19, 2018
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