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Unexpected Network Changed Error

Open michaelarthurcaulfield opened this issue 11 years ago • 6 comments

Occassionally changes will fail to post, giving orange halo. Most confusingly, this happens in situations where there is no load, persona login is maintained, and the page/edit is not particularly large. Repeatedly trying to fork the page sometimes works as solution, but often it takes multiple times.

I caught one of these today while my browser log was open. It appears as a "networked changed" error. See screenshot. screenshot 2014-10-15 at 11 45 04 am

michaelarthurcaulfield avatar Oct 15 '14 21:10 michaelarthurcaulfield

It seems you have caught something "red handed". Now if we can just figure out what?

As I browse for mentions of this error I get the feeling that it is caused by shifting network paths possibly caused by ip4/ip6, cat5/wifi, or vpn/direct alternatives. Any chance any of these could be in play?

When I get an unexpected fork-to-local I have cleared error conditions by reloading the web page. This is a no-risk option with my changes safely stored. When I've had server load based errors a retry without reload also worked.

The journal entry for an unexpected fork-to-local will include the error message reported by the failed ajax call. This can be viewed by double-clicking the timestamp on the revision page. I've yet to see the browser offer a better description via ajax than appears in the inspector window.

WardCunningham avatar Oct 16 '14 03:10 WardCunningham

There looks to be a know, long running bug, with Chrome - see Issue 166593, might be related.

paul90 avatar Oct 16 '14 11:10 paul90

Wow. What a great reminder that there are many layers beneath us. I wonder if WSUV networking folks could shed some light on Mike's particular situation?

WardCunningham avatar Oct 16 '14 13:10 WardCunningham

Actually, at this point I was on T-Mobile 3g. I'll see if I can collect errors on ethernet and wifi connections as well.

michaelarthurcaulfield avatar Oct 17 '14 05:10 michaelarthurcaulfield

Also, weirdly the error caught in journal looks like this:

{ "type": "edit", "id": "fa75743835d1a9ac", "item": { "type": "paragraph", "id": "fa75743835d1a9ac", "text": "[[Importing Course Items]]" }, "date": 1413330027435, "error": { "type": "error", "msg": "" } }

michaelarthurcaulfield avatar Oct 17 '14 05:10 michaelarthurcaulfield

Which browser are you using? The screen shot looks like Chrome.

As much as I hate to suggest it, have you tried a different browser? As all the reports seem to indicate that this problem is only seen with Chrome.

paul90 avatar Oct 17 '14 06:10 paul90