Update server 9.1.1 -> 9.1.2

Hello

When I want to update my Owncloud server 9.1.1 ver 9.1.2 I have this error message

(The following information has not been translated.):
[GuzzleHttp \ Exception \ RequestException]
CURL error 60: SSL certificate problem: unable to get local issuer certificate

Have you any idea on this subject, thanking you in advance, good day.

Hi,

this is a duplicate of a few threads like OC Updater: cURL error 60: SSL certificate problem: unable to get local issuer certificate or Unable to apply update which should be easily findable when putting the following in the search function of the forums: