[Bug]: (v15 only) Firefox issue when trying to subscribe in Europe/Kyiv timezone

[marclucraft]

What happened?

Firefox uses the new IANA tzdata Europe/Kyiv. Chrome and edge both use the outdated Europe/Kiev timezone data.

IANA updated the timezone data to include Europe/Kyiv, when trying to subscribe to Web Push in Firefox from Europe/Kyiv timezone, it is not recognised;

XHRPOSThttps://onesignal.com/api/v1/players
[HTTP/3 400 Bad Request 176ms]

1

{"success":false,"errors":["[\"Europe/Kyiv is not a valid IANA timezone identifier\"]"]}

What browsers are you seeing the problem on?

Firefox

What operating system are you running?

Mozilla Firefox (latest) Linux

Steps to reproduce?

Subscribe to notifications from Firefox in Europe/Kyiv timezone

What did you expect to happen?

Successful subscribe.

Relevant log output

No response

[bsdrazor]

Hey there. Same issue on Windows 10 users with Firefox 108. Chrome, Edge, Opera still works.

[quarryman]

Hi, experiencing the same issue on MacOS Ventura 13.0.1, FF 109

[bsdrazor]

Hi! Is there any news about how to fix this issue? The problem still exists. Thanks for any advice!

[vlad90435]

Same issue. Please take in the work. We would really appreciate it if you could fix this because my company uses your product, and thanks Mark for the great support!

[Ercogx]

Same problem - Mozilla Firefox 116.0.3 20230816233310 20230816233310

[pridumkuvatyj]

All new Firefox versions are affected obviously. I'm experiencing the same problem with Firefox 118 on Fedora.