I am trying to get SSO for mattermost from gitlab working in the Omnibus installation. Any ideas on how to troubleshoot would be greatly appreciated. Setup I have the Omnibus package installed in an lxc container running Ubuntu 16.04 with traffic from the internet routed through nginx running in an…

Token Request Error on Omnibus with Reverse Proxy

lnxm8 June 26, 2018, 7:11pm 3

I know it’s been a while, but was this ever resolved? I’m having exactly the same issue.

Topic		Replies	Views
"Token request failed" error on GitLab Mattermost Troubleshooting	7	6041	April 5, 2020
[SOLVED] MM 4.3.2 Token request failed Troubleshooting	5	4006	December 15, 2017
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Mattermost Gitlab oauth problem Troubleshooting	2	3488	June 27, 2019
SSO with Letsencrypt certificates on two machines: Bad response from token request! Troubleshooting	3	1650	October 27, 2016