Upgrade OC 9.1.2 to 9.1.5: cURL error 51: SSL: certificate subject name 'my.domain.com' does not match target host name 'localhost'

[lysathor]

Upgrade via OC Administration App does report
cURL error 51: SSL: certificate subject name ‘my.domain.com’ does not match target host name ‘localhost’
(my.domain.com is a substitute)

Is there a solution? Or is the only option to do an manual upgrade?

This problem seems similar to

Upgrade from 9.1.0 to 9.1.2 causes cURL error 51: SSL:

verbose, the error message shown on a blank browser window is: cURL error 51: SSL: certificate subject name 'my.domain.name' does not match target host name 'internal.ipaddress.of.server' This happens when I call my server via its private IP address. When I call my server via its public url, I get the following error: cURL error 51: SSL: no alternative certificate subject name matches target host name 'localhost' I applied the necessary upgrade patches, checked my SSL setup with www.ssllabs.c…

[anon81984126]

@lysathor

Or is the only option to do an manual upgrade?

Manual upgrades are always the best options as the updater app is known to not work that reliable.

In your specific case there was a longer discussion in [1] which led to a possible fix in [2]. However as you’re on an outdated version 9.1.2 you don’t have this fix yet and now facing this issue.

[1]

"cURL error 51" on running web updater

[2]

Allow one more origin. Log the reason of occ controller failure