I’ve tried to upload images through Firefox on MacOS both through screenshot/paste and image upload, and both show me that the image is uploading: [Screen Shot 2021-12-22 at 8.03.10 PM] But then show me that the image has failed: [Screen Shot 2021-12-22 at 8.02.46 PM] (I’ve posted this through …

I found the culprit. I have the ClearURLs FF add-on installed and it has an option of Filters ETag headers from requests (See also this article ) I disabled that setting and it now works, uploading the photo below from FF non-incognito window. [Screen Shot 2021-12-22 at 9.05.10 PM] Thank you f…

What exact version of Firefox are you on? cc @martin Any errors in your console? (no repro on Firefox Windows 95.0.2)

[image] sam: What exact version of Firefox are you on? Firefox 95.0.2 (64-bit)…(on MacOS 10.14.6) [image] sam: Any errors in your console? [Uppy] [20:14:42] Failed to upload Screen Shot 2021-12-21 at 3.14.08 PM.png AwsS3/Multipart: Could not read the ETag header. This likely means COR…

Just confirming, this is happening on meta or is this on your own site?

On meta, I haven’t checked on mine yet.

I see, maybe we have some missing CORS rule that is somehow only triggering on Firefox for you? Did you try different images as well?

[image] jimkleiber: On meta, I haven’t checked on mine yet. Works on my own Discourse instance.

[image] sam: Did you try different images as well? Yup, just tried now with various images from my Desktop and other folders on my computer and same response.

We are investigating, just confirming is this “cut-paste”, “drag-drop”, upload button or all 3? I tried the 3 permutations on my Windows box, but we may also need to retry with a standard account in case I bypass things.

just confirming is this “cut-paste”, “drag-drop”, upload button or all 3? Seems to be all three.

Also on the off chance that we have some theme component here wreaking havoc, can you try in safe mode ?

MacOS Firefox image upload error

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jimkleiber (Jim Kleiber) December 23, 2021, 1:30am 12

Just tried all three methods in safe mode and still getting the same error.

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MacOS Firefox image upload error

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