I just did a minor change in the privacy policy but when I submitted the edit, it would not complete saving (the saving wheel kept spinning and spinning). While I was waiting, I went to the TOS (in a new browser tab) to do a change there too. After saving that edit without problems, I went back to t…

I am unable to repro this error on latest Discourse version.

For what it’s worth, I just had this same issue with a recent Discourse version (commit c10941b, basically the stable branch from 2019-02-17, not a release). I was able to reproduce it a few times, but then not anymore, and it’s the first time ever that I had this issue. So very much an edge case … …

Sorry @tanius Akismet thought your post was spam for some reason and deleted it, I just went ahead and undeleted it. @techAPJ can you re-test given this info?

“Cannot read field jqXHR” is coming from our custom error handling code around failed AJAX calls.

No, not persisting … haven’t seen the error in the last year. But it was very much an edge case to begin with, and not clearly reproducible, so I’d not take this as proof of absence now … BTW, there is one other part of failed post-saving that could be improved. Namely, when saving a post or post e…

We need repro to do anything. Have you messed with the network tab in Chrome to switch to an artificially unreliable network? That might work for a repro?

This error showed for me when I was doing the following. All done in a plugin. I was adding a Validator to the Post class… the content of it does not matter but i will put it for the sake of the reply. frozen_string_literal: true class MainPostValidator < ActiveModel::Validator def validate(rec…

Cannot read property 'jqXHR' of undefined

Product Support

codinghorror (Jeff Atwood) 29 Abril, 2020 15:23 10

Necesitamos un reproducible para hacer cualquier cosa. ¿Has probado a usar la pestaña de red en Chrome para cambiar a una red artificialmente inestable? ¿Eso podría servir para reproducirlo?

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Can't edit post title, javascript errors Bug	2	234	20 Septiembre 2025
TypeError: can't access property 0, i.jqXHR.responseJSON.errors is undefined when viewing post edit history Product Support	1	131	22 Junio 2026
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Cannot read property 'jqXHR' of undefined

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