# Self-hosting **URL:** https://meta.discourse.org/c/support/self-hosting/31.md?page=69 [Latest](https://meta.discourse.org/latest.md) · [Categories](https://meta.discourse.org/categories.md) · [Tags](https://meta.discourse.org/tags.md) **Page:** 70 --- ## [Discourse droplet unreachable on 80,443 ports after installation on Ubuntu 20.04](https://meta.discourse.org/t/discourse-droplet-unreachable-on-80-443-ports-after-installation-on-ubuntu-20-04/220285)
**Author:** [@Pro\_Remont](https://meta.discourse.org/u/Pro_Remont)\ **Replies:** 8\ **Last updated:** [March 7, 2022, 3:24pm UTC](https://meta.discourse.org/t/discourse-droplet-unreachable-on-80-443-ports-after-installation-on-ubuntu-20-04/220285 "2022-03-07T15:24:21Z")
I’m trying to install Discourse on ubuntu 20.04 LTS on Digital Ocean(on GCP as well, with the same result). Installed in 2 ways: Official from github(docker) One click install my domain: proremont.io SMTP provider - … --- ## ["Error log: raising while migrating the discourse table](https://meta.discourse.org/t/error-log-raising-while-migrating-the-discourse-table/220243)
**Author:** [@raghavendra](https://meta.discourse.org/u/raghavendra)\ **Replies:** 0\ **Last updated:** [March 7, 2022, 6:09am UTC](https://meta.discourse.org/t/error-log-raising-while-migrating-the-discourse-table/220243 "2022-03-07T06:09:25Z")
I’m trying to install discourse version: 2.8.1, but getting “\`connection\_pool’: ActiveRecord::ConnectionNotEstablished (ActiveRecord::ConnectionNotEstablished)”. my database connection details are valid. Databases and t… --- ## [Is my webhost untrustworthy or is Discourse in Docker truly unstable?](https://meta.discourse.org/t/is-my-webhost-untrustworthy-or-is-discourse-in-docker-truly-unstable/220226)
**Author:** [@rmens](https://meta.discourse.org/u/rmens)\ **Replies:** 7\ **Last updated:** [March 7, 2022, 12:04am UTC](https://meta.discourse.org/t/is-my-webhost-untrustworthy-or-is-discourse-in-docker-truly-unstable/220226 "2022-03-07T00:04:53Z")
I run a Discourse instance on something that can be described as a semi-managed docker container. Every few months the container doesn’t resolve any DNS names, causing external images to fail to upload and e-mails fail t… --- ## [Problem with a new Discourse installation](https://meta.discourse.org/t/problem-with-a-new-discourse-installation/220107)
**Author:** [@Triblex3](https://meta.discourse.org/u/Triblex3)\ **Replies:** 2\ **Last updated:** [March 4, 2022, 9:23pm UTC](https://meta.discourse.org/t/problem-with-a-new-discourse-installation/220107 "2022-03-04T21:23:27Z")
Good evening, I have successfully installed today on my Kubernetes cluster - Discourse. Everything worked fine so far, but I have the problem that Discourse is not rendered correctly. What am I doing wrong? I insta… --- ## [Avoiding the Letsencrypt limit](https://meta.discourse.org/t/avoiding-the-letsencrypt-limit/219949)
**Author:** [@Vaping\_Community](https://meta.discourse.org/u/Vaping_Community)\ **Replies:** 5\ **Last updated:** [March 5, 2022, 1:12pm UTC](https://meta.discourse.org/t/avoiding-the-letsencrypt-limit/219949 "2022-03-05T13:12:43Z")
Having already hit the limit and having to wait, I know the frustration so I need to know. Does a rebuild ask for a certificate every time? can I comment out the letsencrypt part in app.yml after getting a certificate,… --- ## [Redis Error after update](https://meta.discourse.org/t/redis-error-after-update/219898)
**Author:** [@natasha\_selvidge](https://meta.discourse.org/u/natasha_selvidge)\ **Replies:** 9\ **Last updated:** [March 5, 2022, 12:46am UTC](https://meta.discourse.org/t/redis-error-after-update/219898 "2022-03-05T00:46:59Z")
I keep getting this Redis Error when I try to migrate my db. This discourse docker install. Please help. --- ## [Setting up Let's Encrypt for multisite](https://meta.discourse.org/t/setting-up-lets-encrypt-for-multisite/44980)
**Author:** [@AstonJ](https://meta.discourse.org/u/AstonJ)\ **Replies:** 10\ **Last updated:** [July 16, 2016, 2:07am UTC](https://meta.discourse.org/t/setting-up-lets-encrypt-for-multisite/44980 "2016-07-16T02:07:13Z")
I’ve got three Discourse forums on this server as well as numerous other sites (as per this howto) - any idea what the best way is for me to use lets encrypt for my discourse forums? (I’m assuming the guide in this thre… --- ## [Can't connect to database server](https://meta.discourse.org/t/cant-connect-to-database-server/219946)
**Author:** [@okaeiz](https://meta.discourse.org/u/okaeiz)\ **Replies:** 1\ **Last updated:** [March 3, 2022, 12:51pm UTC](https://meta.discourse.org/t/cant-connect-to-database-server/219946 "2022-03-03T12:51:35Z")
Hi there! We have just installed Discourse using Docker Compose and Portainer v2.11.0 and the stack is created with 4 containers: Postgres, Redis, Sidekiq and Discourse. When we try to open it, our log reports that it … --- ## [Can't build container, no clear errors](https://meta.discourse.org/t/cant-build-container-no-clear-errors/219495)
**Author:** [@ptklz](https://meta.discourse.org/u/ptklz)\ **Replies:** 2\ **Last updated:** [March 2, 2022, 9:04pm UTC](https://meta.discourse.org/t/cant-build-container-no-clear-errors/219495 "2022-03-02T21:04:38Z")
Hi, I’m struggling to install discourse for the first time. After failing ./discourse-setup and ./launcher rebuild app, I get the following output from ./discourse-doctor which contains the same behaviour during the rebu… --- ## [DO Storage and uploaded backups not showing](https://meta.discourse.org/t/do-storage-and-uploaded-backups-not-showing/219643)
**Author:** [@Vaping\_Community](https://meta.discourse.org/u/Vaping_Community)\ **Replies:** 18\ **Last updated:** [March 2, 2022, 9:01am UTC](https://meta.discourse.org/t/do-storage-and-uploaded-backups-not-showing/219643 "2022-03-02T09:01:42Z")
I’ve uploaded my backup via SSH to the new storage drive and it isn’t showing in the admin section. My app.yml looks like this per the instructions here - Move Uploads and Backups to DigitalOcean Block Storage ## The D… --- ## [Cannot open my forum with update failed, it didn't work](https://meta.discourse.org/t/cannot-open-my-forum-with-update-failed-it-didnt-work/219800)
**Author:** [@Yunn\_Chan](https://meta.discourse.org/u/Yunn_Chan)\ **Replies:** 2\ **Last updated:** [March 2, 2022, 7:47am UTC](https://meta.discourse.org/t/cannot-open-my-forum-with-update-failed-it-didnt-work/219800 "2022-03-02T07:47:37Z")
And it showed: # Oops The software powering this discussion forum encountered an unexpected problem. We apologize for the inconvenience. Detailed information about the error was logged, and an automatic notification g… --- ## [Redis trouble: "Job exception: MISCONF Redis is configured to save RDB snapshots..."](https://meta.discourse.org/t/redis-trouble-job-exception-misconf-redis-is-configured-to-save-rdb-snapshots/219749)
**Author:** [@mreach](https://meta.discourse.org/u/mreach)\ **Replies:** 0\ **Last updated:** [March 1, 2022, 8:51pm UTC](https://meta.discourse.org/t/redis-trouble-job-exception-misconf-redis-is-configured-to-save-rdb-snapshots/219749 "2022-03-01T20:51:04Z")
Been having an odd issue since upgrading Discourse. cd /var/discourse ./launcher enter app cd /shared/log/rails tail -f production.log gives the following ad infinitum: Job exception: MISCONF Redis is configured to sa… --- ## [Mail questions and problems](https://meta.discourse.org/t/mail-questions-and-problems/219739)
**Author:** [@Sprisa](https://meta.discourse.org/u/Sprisa)\ **Replies:** 3\ **Last updated:** [March 1, 2022, 8:13pm UTC](https://meta.discourse.org/t/mail-questions-and-problems/219739 "2022-03-01T20:13:34Z")
What should I use to make the mail systems, or what software that I can set up on ubuntu that would work as a mail service on my forums? I tried to set it up with mailcow but I could’nt. --- ## [Mail problem on discourse with reverse proxy](https://meta.discourse.org/t/mail-problem-on-discourse-with-reverse-proxy/217563)
**Author:** [@Sprisa](https://meta.discourse.org/u/Sprisa)\ **Replies:** 19\ **Last updated:** [March 1, 2022, 3:04pm UTC](https://meta.discourse.org/t/mail-problem-on-discourse-with-reverse-proxy/217563 "2022-03-01T15:04:29Z")
I have configured in my app.yml the mail to be something like DISCOURSE\_SMTP\_ADDRESS: mail.mysecrect.tld DISCOURSE\_SMTP\_PORT: 465 DISCOURSE\_SMTP\_USER\_NAME: minegenix@mysecret.tld DISCOURSE\_SMTP\_PASSWORD: \… --- ## [Could not find module 'handlebars' imported from 'discourse-common/lib/raw-handlebars'](https://meta.discourse.org/t/could-not-find-module-handlebars-imported-from-discourse-common-lib-raw-handlebars/216999)
**Author:** [@Alex\_Mayo](https://meta.discourse.org/u/Alex_Mayo)\ **Replies:** 7\ **Last updated:** [March 1, 2022, 2:17pm UTC](https://meta.discourse.org/t/could-not-find-module-handlebars-imported-from-discourse-common-lib-raw-handlebars/216999 "2022-03-01T14:17:14Z")
Hi, My forum was working just fine until I tried to add two plugins… git clone GitHub - discourse/discourse-solved: Allow accepted answers on topics · GitHub git clone GitHub - discourse/discourse-spoiler-alert: A plu… --- ## [My forum stop working... could not do Rebuild App](https://meta.discourse.org/t/my-forum-stop-working-could-not-do-rebuild-app/219653)
**Author:** [@Huey\_Le](https://meta.discourse.org/u/Huey_Le)\ **Replies:** 4\ **Last updated:** [March 1, 2022, 3:10am UTC](https://meta.discourse.org/t/my-forum-stop-working-could-not-do-rebuild-app/219653 "2022-03-01T03:10:26Z")
Hi, my forum was running fine until just few days later when I tried to upgrade via /admin/upgrade/ Then it asks me to go to console and do the update. I followed exactly that, go to /var/disource —\> then do git pull … --- ## [Problems after rollback database attempt](https://meta.discourse.org/t/problems-after-rollback-database-attempt/108500)
**Author:** [@ggurbet](https://meta.discourse.org/u/ggurbet)\ **Replies:** 6\ **Last updated:** [February 11, 2019, 9:35am UTC](https://meta.discourse.org/t/problems-after-rollback-database-attempt/108500 "2019-02-11T09:35:11Z")
Hi. I have tried to rollback database from the upgrade in admin panel but then my instance of discourse has failed. I tried to rebuild with ./launcher rebuild app but it failed to build the bootstrap every time: ▶ Boots… --- ## [Upgrade to Failure Discourse 2.8](https://meta.discourse.org/t/upgrade-to-failure-discourse-2-8/219435)
**Author:** [@Samir\_Faci](https://meta.discourse.org/u/Samir_Faci)\ **Replies:** 6\ **Last updated:** [February 26, 2022, 5:16pm UTC](https://meta.discourse.org/t/upgrade-to-failure-discourse-2-8/219435 "2022-02-26T17:16:27Z")
Hello, I tried to upgrade to the latest released version and I'm running into issues. I upgrade the docker-manager and was instructed to use the CLI to update. That's fine, happens once in a while. After doing a git … --- ## [Is it possible to use two servers for same domain or database clone?](https://meta.discourse.org/t/is-it-possible-to-use-two-servers-for-same-domain-or-database-clone/219379)
**Author:** [@rahulMasal](https://meta.discourse.org/u/rahulMasal)\ **Replies:** 2\ **Last updated:** [February 25, 2022, 4:57pm UTC](https://meta.discourse.org/t/is-it-possible-to-use-two-servers-for-same-domain-or-database-clone/219379 "2022-02-25T16:57:13Z")
Dear Team, Is it possible to host 2 different databases for same domain in different server machines? or is it possible to auto clone the database backup in different server machine? or is it possible to host same doma… --- ## [Lost DNS Name, need to change to a new one](https://meta.discourse.org/t/lost-dns-name-need-to-change-to-a-new-one/218574)
**Author:** [@ratacat](https://meta.discourse.org/u/ratacat)\ **Replies:** 11\ **Last updated:** [February 22, 2022, 8:58pm UTC](https://meta.discourse.org/t/lost-dns-name-need-to-change-to-a-new-one/218574 "2022-02-22T20:58:40Z")
Running a forum for a local nonprofit, the DNS name didn’t get paid for, and got snagged by someone who rerouted it to weight loss supplements =/ So I want to get the forum up and running on a new domain name, but I can… --- ## [Latest site upgrade not working](https://meta.discourse.org/t/latest-site-upgrade-not-working/219037)
**Author:** [@Aniruddh\_Dubey](https://meta.discourse.org/u/Aniruddh_Dubey)\ **Replies:** 10\ **Last updated:** [February 22, 2022, 11:05am UTC](https://meta.discourse.org/t/latest-site-upgrade-not-working/219037 "2022-02-22T11:05:12Z")
Today I found out that there is a 2.9 beta version available for discourse. First I tried updating using upgrade portal on the site, but it failed for some reason. Then I went to server and ran ./launcher rebuild app, b… --- ## [Migrate\_to\_s3 fails](https://meta.discourse.org/t/migrate-to-s3-fails/209499)
**Author:** [@itsbhanusharma](https://meta.discourse.org/u/itsbhanusharma)\ **Replies:** 25\ **Last updated:** [February 21, 2022, 5:16pm UTC](https://meta.discourse.org/t/migrate-to-s3-fails/209499 "2022-02-21T17:16:48Z")
I’m trying to move uploads to s3 on a relatively busy site. Everything goes as planned except when I run rake uploads:migrate\_to\_s3, I am presented with the following error: Updating the URLs in the database... Removin… --- ## [Update to latest version error](https://meta.discourse.org/t/update-to-latest-version-error/218877)
**Author:** [@daming](https://meta.discourse.org/u/daming)\ **Replies:** 12\ **Last updated:** [February 21, 2022, 5:51am UTC](https://meta.discourse.org/t/update-to-latest-version-error/218877 "2022-02-21T05:51:15Z")
When I upgrade the version of discourse from 2.8.0 to 2.9.0 it always shows this error. OS is centos 8.0，1C2G Can someone help me？ error.txt (3.3 KB) --- ## [Upgrade Postgres with REALLY limited space](https://meta.discourse.org/t/upgrade-postgres-with-really-limited-space/201937)
**Author:** [@Wingtip](https://meta.discourse.org/u/Wingtip)\ **Replies:** 17\ **Last updated:** [February 21, 2022, 4:12am UTC](https://meta.discourse.org/t/upgrade-postgres-with-really-limited-space/201937 "2022-02-21T04:12:25Z")
The documented procedure on the forums lists two methods of upgrading Postgres. Just let Discourse handle it. This requires 3 times the disk space. So if your DB is 100GB, you would need an additional 200GB free to do … --- ## [Failed to upgrade discourse instance to Feb 15 2022](https://meta.discourse.org/t/failed-to-upgrade-discourse-instance-to-feb-15-2022/218204)
**Author:** [@balupton](https://meta.discourse.org/u/balupton)\ **Replies:** 29\ **Last updated:** [February 16, 2022, 12:04pm UTC](https://meta.discourse.org/t/failed-to-upgrade-discourse-instance-to-feb-15-2022/218204 "2022-02-16T12:04:13Z")
Upgrading from Commits · discourse/discourse · GitHub to the latest has caused the site to go down, here is notable segments of the logs: I, \[2022-02-15T05:27:48.995821 #1\] INFO -- : Replacing (?-mix:^host.\*all.\*all.\*1… --- ## [DNS Settings for Digital Ocean Droplet - Root Domain?](https://meta.discourse.org/t/dns-settings-for-digital-ocean-droplet-root-domain/218903)
**Author:** [@BCHK](https://meta.discourse.org/u/BCHK)\ **Replies:** 10\ **Last updated:** [February 20, 2022, 10:48pm UTC](https://meta.discourse.org/t/dns-settings-for-digital-ocean-droplet-root-domain/218903 "2022-02-20T22:48:44Z")
This isn’t a Discourse issue per se, but perhaps people who have set up digital ocean droplets can comment. I’m trying to get the basic domain to resolve properly. The “www” domain is fine and has been operating for th… --- ## [How to solve the Discourse comment not showing with Ghost for applying the official tutorial](https://meta.discourse.org/t/how-to-solve-the-discourse-comment-not-showing-with-ghost-for-applying-the-official-tutorial/218865)
**Author:** [@honggian](https://meta.discourse.org/u/honggian)\ **Replies:** 0\ **Last updated:** [February 20, 2022, 8:52am UTC](https://meta.discourse.org/t/how-to-solve-the-discourse-comment-not-showing-with-ghost-for-applying-the-official-tutorial/218865 "2022-02-20T08:52:28Z")
I would like to configure Ghost and Discourse comment. I already follow the official instruction, however nothing happened. I installed Ghost and Discourse in my Ubuntu 20.04 LTS server. Ghost and Discourse working very… --- ## [Do I need to install NGINX and PHP to optimize my Discourse forum?](https://meta.discourse.org/t/do-i-need-to-install-nginx-and-php-to-optimize-my-discourse-forum/218816)
**Author:** [@apgar](https://meta.discourse.org/u/apgar)\ **Replies:** 5\ **Last updated:** [February 19, 2022, 4:50pm UTC](https://meta.discourse.org/t/do-i-need-to-install-nginx-and-php-to-optimize-my-discourse-forum/218816 "2022-02-19T16:50:51Z")
Hello everyone! I just started my Discourse journey yesterday. To give you a brief overview, I don’t have any computer background as I work in healthcare. Nevertheless, I studied during my 4-day off and was able to set… --- ## [Docker update not working due to space requirements?](https://meta.discourse.org/t/docker-update-not-working-due-to-space-requirements/218747)
**Author:** [@ajfriesen](https://meta.discourse.org/u/ajfriesen)\ **Replies:** 4\ **Last updated:** [February 19, 2022, 12:24am UTC](https://meta.discourse.org/t/docker-update-not-working-due-to-space-requirements/218747 "2022-02-19T00:24:24Z")
Hey folks, I am running the official docker setup. So far so gut. I was always able to update everything from the web interface. I am on 2.9.0.beta1 and 2.9.0.beta2 is available. Suddenly I see this: You are running… --- ## [Upgrade failing with FAILED TO BOOTSTRAP](https://meta.discourse.org/t/upgrade-failing-with-failed-to-bootstrap/218723)
**Author:** [@burke](https://meta.discourse.org/u/burke)\ **Replies:** 6\ **Last updated:** [February 18, 2022, 9:27pm UTC](https://meta.discourse.org/t/upgrade-failing-with-failed-to-bootstrap/218723 "2022-02-18T21:27:26Z")
When trying to upgrade our Discourse instance, it required a git pull today, but the ./launcher rebuild is failing with FAILED TO BOOTSTRAP and I’m not yet seeing where the failure is coming from. We’re running Discours… [Previous page](https://meta.discourse.org/c/support/self-hosting/31.md?page=68) [Next page](https://meta.discourse.org/c/support/self-hosting/31.md?page=70)