Hi Vyacheslav, I think it's this error: boost beast "Fixed WebSocket handshake response on failure." Fixed in 1.79. My question was what is the policy of upgrading boost in an LTS branch? I guess there is no change? I totally agree that there are breaking changes - I had experienced a lot in the past... Cheers, Thomas ________________________________ Von: Vyacheslav Yurkov Gesendet: Freitag, 21. Juli 2023 08:07:32 An: Roos, Thomas; openembedded-core@lists.openembedded.org Betreff: RE: [EXTERNAL][OE-core] kirkstone boost upgrade? CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you can confirm the sender and know the content is safe. I would be cautious with boost upgrade in stable branch. Boost is known for having breaking changes almost each new version. I only had a glance at 1.79-1.81 https://www.boost.org/users/history/ and there are a couple of them. Are you affected by some particular bug or vulnerability in 1.78? Vyacheslav On 21.07.2023 06:49, Thomas Roos via lists.openembedded.org wrote: Hi, we are hitting an issue with boost version 1.78 and like to ask if and how there is a boost upgrade on kirkstone branch? Cheers, Thomas Amazon Web Services EMEA SARL 38 avenue John F. Kennedy, L-1855 Luxembourg Sitz der Gesellschaft: L-1855 Luxemburg eingetragen im Luxemburgischen Handelsregister unter R.C.S. B186284 Amazon Web Services EMEA SARL, Niederlassung Deutschland Marcel-Breuer-Str. 12, D-80807 Muenchen Sitz der Zweigniederlassung: Muenchen eingetragen im Handelsregister des Amtsgerichts Muenchen unter HRB 242240, USt-ID DE317013094 Amazon Web Services EMEA SARL 38 avenue John F. Kennedy, L-1855 Luxembourg Sitz der Gesellschaft: L-1855 Luxemburg eingetragen im Luxemburgischen Handelsregister unter R.C.S. B186284 Amazon Web Services EMEA SARL, Niederlassung Deutschland Marcel-Breuer-Str. 12, D-80807 Muenchen Sitz der Zweigniederlassung: Muenchen eingetragen im Handelsregister des Amtsgerichts Muenchen unter HRB 242240, USt-ID DE317013094