# Migration

**URL:** https://meta.discourse.org/c/support/migration/106.md?page=2

[Latest](https://meta.discourse.org/latest.md) · [Categories](https://meta.discourse.org/categories.md) · [Tags](https://meta.discourse.org/tags.md)

**Page:** 3

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## [Can I transfer from question2answer to discourse](https://meta.discourse.org/t/can-i-transfer-from-question2answer-to-discourse/318372)

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**Author:** [@Campa](https://meta.discourse.org/u/Campa)\
**Replies:** 1\
**Last updated:** [July 25, 2024, 3:58pm UTC](https://meta.discourse.org/t/can-i-transfer-from-question2answer-to-discourse/318372 "2024-07-25T15:58:33Z")

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can I transfer from question2answer to discourse

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## [Installing mysql2 Gem for Flarum Import](https://meta.discourse.org/t/installing-mysql2-gem-for-flarum-import/317365)

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**Author:** [@ddeveloper](https://meta.discourse.org/u/ddeveloper)\
**Replies:** 2\
**Last updated:** [July 23, 2024, 3:49pm UTC](https://meta.discourse.org/t/installing-mysql2-gem-for-flarum-import/317365 "2024-07-23T15:49:16Z")

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I’ve no knowledge of Rails and hence, none that of discourse. I’m trying to migrate flarum database to discourse. P.S: I’ve successfully installed discourse for production. Right now, I’ve installed discourse docker fr…

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## [Experience importing users and topics from CSV files?](https://meta.discourse.org/t/experience-importing-users-and-topics-from-csv-files/291085)

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**Author:** [@ToddZ](https://meta.discourse.org/u/ToddZ)\
**Replies:** 2\
**Last updated:** [July 21, 2024, 9:05pm UTC](https://meta.discourse.org/t/experience-importing-users-and-topics-from-csv-files/291085 "2024-07-21T21:05:36Z")

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I have a few (82) users and (133) posts I’d like to bring over from an abortive attempt on a former platform. Tiny, but just enough to make copy & paste onerous. I’m tentatively hoping to try the CSV importer script. It …

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## ["Resetting topic counters" takes forever and crashes](https://meta.discourse.org/t/resetting-topic-counters-takes-forever-and-crashes/316158)

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**Author:** [@lega4](https://meta.discourse.org/u/lega4)\
**Replies:** 1\
**Last updated:** [July 13, 2024, 10:21am UTC](https://meta.discourse.org/t/resetting-topic-counters-takes-forever-and-crashes/316158 "2024-07-13T10:21:12Z")

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I was just about to finish migration (~50k users, ~300k posts, ~100k PMs). While the data migration worked ~okay, the scripts are getting stuck on “resetting topic counters” step. Last time it even crashed on “postgre n…

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## [Images not loading after merge even when file exists and Upload model exists](https://meta.discourse.org/t/images-not-loading-after-merge-even-when-file-exists-and-upload-model-exists/314851)

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**Author:** [@pfaffman](https://meta.discourse.org/u/pfaffman)\
**Replies:** 3\
**Last updated:** [July 11, 2024, 4:47pm UTC](https://meta.discourse.org/t/images-not-loading-after-merge-even-when-file-exists-and-upload-model-exists/314851 "2024-07-11T16:47:16Z")

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I used Merge two Discourse sites into one and it mostly worked, but images from the second site aren’t showing. I can do something like this: p=Post.find\_by(topic\_id: 222435, post\_number: 11) short\_url=p.raw.match(/(up…

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## [Migrating vBulletin 5 database - Import attachments errors about attachment extension](https://meta.discourse.org/t/migrating-vbulletin-5-database-import-attachments-errors-about-attachment-extension/315235)

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**Author:** [@Mubasher112](https://meta.discourse.org/u/Mubasher112)\
**Replies:** 18\
**Last updated:** [July 11, 2024, 1:34pm UTC](https://meta.discourse.org/t/migrating-vbulletin-5-database-import-attachments-errors-about-attachment-extension/315235 "2024-07-11T13:34:05Z")

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I’ve successfully imported my vBulletin 5 forum into Discourse. While the overall import script works fine, I’m encountering errors when importing attachments. The attachments are stored in my database and include the fo…

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## [How to import category with category permissions?](https://meta.discourse.org/t/how-to-import-category-with-category-permissions/311197)

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**Author:** [@pacharanero](https://meta.discourse.org/u/pacharanero)\
**Replies:** 3\
**Last updated:** [June 7, 2024, 3:50pm UTC](https://meta.discourse.org/t/how-to-import-category-with-category-permissions/311197 "2024-06-07T15:50:17Z")

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When importing a Category from file, is there any way to ensure the uploaded Topics will remain private? I’ve done a test import into a local Discourse dev env setup and the Category security settings were reset, such t…

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## [Moving topics from a forum on one website to a forum on another website](https://meta.discourse.org/t/moving-topics-from-a-forum-on-one-website-to-a-forum-on-another-website/309700)

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**Author:** [@Kemplen](https://meta.discourse.org/u/Kemplen)\
**Replies:** 1\
**Last updated:** [May 28, 2024, 12:52pm UTC](https://meta.discourse.org/t/moving-topics-from-a-forum-on-one-website-to-a-forum-on-another-website/309700 "2024-05-28T12:52:33Z")

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Is it possible to move topics from a discouurse forum on one website (domain) to another discourse forum on another website (domain)? Obviously users are registered in both forums.

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## [Exclamation mark and special characters in usernames](https://meta.discourse.org/t/exclamation-mark-and-special-characters-in-usernames/247521)

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**Author:** [@AV\_C](https://meta.discourse.org/u/AV_C)\
**Replies:** 25\
**Last updated:** [April 30, 2024, 2:18pm UTC](https://meta.discourse.org/t/exclamation-mark-and-special-characters-in-usernames/247521 "2024-04-30T14:18:07Z")

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Hi. We’re in progress of moving a big community on Discourse from vb3. Many usernames - around 1.200 - do contain the exclamation mark “!” and I couldn’t find any option to re-enable it. We already enabled “unicode us…

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## [Import question - SMF to existing Discourse forum](https://meta.discourse.org/t/import-question-smf-to-existing-discourse-forum/291609)

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**Author:** [@Pieces](https://meta.discourse.org/u/Pieces)\
**Replies:** 1\
**Last updated:** [April 18, 2024, 12:20pm UTC](https://meta.discourse.org/t/import-question-smf-to-existing-discourse-forum/291609 "2024-04-18T12:20:10Z")

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Hello, I searched this category but didn’t find anything relate to my migration question. I was able to recover my legacy Simple Machines Forum with the intention to maybe make it available as archive (inactive) next t…

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## [Bulk importing Redirects to New Discourse Topics](https://meta.discourse.org/t/bulk-importing-redirects-to-new-discourse-topics/303022)

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**Author:** [@hpatel](https://meta.discourse.org/u/hpatel)\
**Replies:** 2\
**Last updated:** [April 12, 2024, 1:30pm UTC](https://meta.discourse.org/t/bulk-importing-redirects-to-new-discourse-topics/303022 "2024-04-12T13:30:18Z")

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Hello everyone, I recently managed to migrate my site from an old custom platform to Discourse successfully. However, I’m now facing the challenge of importing permalinks/redirects to the new Discourse topics. I have th…

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## [Woltlab 6 to Discourse 3](https://meta.discourse.org/t/woltlab-6-to-discourse-3/301727)

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**Author:** [@kainos](https://meta.discourse.org/u/kainos)\
**Replies:** 1\
**Last updated:** [March 31, 2024, 3:48pm UTC](https://meta.discourse.org/t/woltlab-6-to-discourse-3/301727 "2024-03-31T15:48:52Z")

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Hello there. Can I migrate my Woltlab 6 Forum to Discourse 3?

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## [How to fix formatting issues? - markdown badly migrated to HTML](https://meta.discourse.org/t/how-to-fix-formatting-issues-markdown-badly-migrated-to-html/301493)

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**Author:** [@MartinC](https://meta.discourse.org/u/MartinC)\
**Replies:** 8\
**Last updated:** [March 29, 2024, 4:36pm UTC](https://meta.discourse.org/t/how-to-fix-formatting-issues-markdown-badly-migrated-to-html/301493 "2024-03-29T16:36:38Z")

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We managed to migrate from flarum.amybo.org to discourse forum.amybo.org but the forum is now riddled with formatting issues. For example: @"Gerrit"#p174 I like the idea of a water based liquid (just like Rabaey's) so …

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## [Importing users](https://meta.discourse.org/t/importing-users/299772)

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**Author:** [@Isambard](https://meta.discourse.org/u/Isambard)\
**Replies:** 3\
**Last updated:** [March 24, 2024, 12:15am UTC](https://meta.discourse.org/t/importing-users/299772 "2024-03-24T00:15:56Z")

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In the importation scripts (at least the CSV one), I see that there is an option to add a prefix to the user id - presumably to avoid clashing with existing user ids. Let’s say I have current 500 users on discourse and …

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## [Re: Migrate a phpBB3 forum to Discourse](https://meta.discourse.org/t/re-migrate-a-phpbb3-forum-to-discourse/300233)

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**Author:** [@JPD](https://meta.discourse.org/u/JPD)\
**Replies:** 15\
**Last updated:** [March 23, 2024, 8:18pm UTC](https://meta.discourse.org/t/re-migrate-a-phpbb3-forum-to-discourse/300233 "2024-03-23T20:18:45Z")

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Hi, Is phpBB3.3.3 supported or is it strictly 3.3.0? When performing the 1.5 step: /var/discourse/launcher enter import from Migrate a phpBB3 forum to Discourse - documentation / sysadmin - Discourse Meta I’m receivi…

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## [Bulk importing topics to Discourse-hosted forum](https://meta.discourse.org/t/bulk-importing-topics-to-discourse-hosted-forum/300543)

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**Author:** [@Gavin\_Hudson](https://meta.discourse.org/u/Gavin_Hudson)\
**Replies:** 4\
**Last updated:** [March 22, 2024, 9:47pm UTC](https://meta.discourse.org/t/bulk-importing-topics-to-discourse-hosted-forum/300543 "2024-03-22T21:47:14Z")

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We have several hundred posts to migrate from StackOverflow to a category on a forum that will be hosted by Discourse. It looks like there’s an easy way to export posts from StackOverflow to JSON, which we could then con…

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## [Migrate a NodeBB with MongoDB to Discourse in docker](https://meta.discourse.org/t/migrate-a-nodebb-with-mongodb-to-discourse-in-docker/297264)

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**Author:** [@Twissell](https://meta.discourse.org/u/Twissell)\
**Replies:** 3\
**Last updated:** [February 29, 2024, 6:51pm UTC](https://meta.discourse.org/t/migrate-a-nodebb-with-mongodb-to-discourse-in-docker/297264 "2024-02-29T18:51:04Z")

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Hello everyone! It seems like there has been no update on the topic since that tutorial. But as far as I understand, I can’t use MongoDB inside the Docker container. Can I connect to Mongo remotely? Is there any yaml …

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## [Telegram to Discourse transferring dialogues to a topic](https://meta.discourse.org/t/telegram-to-discourse-transferring-dialogues-to-a-topic/238905)

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**Author:** [@Алексей\_Батурин1](https://meta.discourse.org/u/%D0%90%D0%BB%D0%B5%D0%BA%D1%81%D0%B5%D0%B9_%D0%91%D0%B0%D1%82%D1%83%D1%80%D0%B8%D0%BD1)\
**Replies:** 1\
**Last updated:** [February 26, 2024, 6:29pm UTC](https://meta.discourse.org/t/telegram-to-discourse-transferring-dialogues-to-a-topic/238905 "2024-02-26T18:29:19Z")

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Hello, I am developing a script to transfer the Telegram community to Discourse. So far tested on several groups successfully tolerated: Users (new ones are created based on nicknames from Telegram) Attached pictures …

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## [Migrating embedded topics from topicId to automatic topic creation](https://meta.discourse.org/t/migrating-embedded-topics-from-topicid-to-automatic-topic-creation/284553)

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**Author:** [@n1bff](https://meta.discourse.org/u/n1bff)\
**Replies:** 3\
**Last updated:** [February 23, 2024, 9:49pm UTC](https://meta.discourse.org/t/migrating-embedded-topics-from-topicid-to-automatic-topic-creation/284553 "2024-02-23T21:49:39Z")

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The environment: I have a Discourse forum and a website. The website has pages. The pages use embedded Discourse topics for commenting. As part of a migration process I am currently using a hard-coded mapping of “webpag…

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## [Flarum to Discourse Migration Script](https://meta.discourse.org/t/flarum-to-discourse-migration-script/191510)

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**Author:** [@Lecter](https://meta.discourse.org/u/Lecter)\
**Replies:** 10\
**Last updated:** [February 21, 2024, 11:37pm UTC](https://meta.discourse.org/t/flarum-to-discourse-migration-script/191510 "2024-02-21T23:37:35Z")

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Hey All, Just figured I’d make a quick post with a little bit on how I migrated our 25,000+ member, 250,000+ post forum from Flarum to Discourse. As I’m sure you know if you’re reading this, there’s no official import …

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## [Duplicate categories with hash after migration](https://meta.discourse.org/t/duplicate-categories-with-hash-after-migration/296143)

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**Author:** [@Wilson\_Ho](https://meta.discourse.org/u/Wilson_Ho)\
**Replies:** 2\
**Last updated:** [February 21, 2024, 6:18am UTC](https://meta.discourse.org/t/duplicate-categories-with-hash-after-migration/296143 "2024-02-21T06:18:53Z")

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Hi team, I just found that staff, general, site feedback and uncategorized with hash categories appeared lately after migration. Don’t know if it is done on purpose. Anyone have a clue?

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## [Migration Xenforo to discourse errors](https://meta.discourse.org/t/migration-xenforo-to-discourse-errors/296044)

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**Author:** [@David\_Ghost](https://meta.discourse.org/u/David_Ghost)\
**Replies:** 1\
**Last updated:** [February 20, 2024, 1:04pm UTC](https://meta.discourse.org/t/migration-xenforo-to-discourse-errors/296044 "2024-02-20T13:04:08Z")

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Hi, Im getting these errors How i Can fix? Thanks

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## [Generate file preview from urls](https://meta.discourse.org/t/generate-file-preview-from-urls/295174)

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**Author:** [@maaatt](https://meta.discourse.org/u/maaatt)\
**Replies:** 3\
**Last updated:** [February 19, 2024, 1:37pm UTC](https://meta.discourse.org/t/generate-file-preview-from-urls/295174 "2024-02-19T13:37:16Z")

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I migrated a Joomla forum to discourse. I have a lot of posts with the text and the attachment with this raw field structure: “https://my-server/media/kunena/attachments/user-id/file-name” I would like to convert it i…

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## [Drupal password migrate into Discourse with discourse-migrate-password plugin](https://meta.discourse.org/t/drupal-password-migrate-into-discourse-with-discourse-migrate-password-plugin/279694)

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**Author:** [@Hitesh\_Sharma](https://meta.discourse.org/u/Hitesh_Sharma)\
**Replies:** 4\
**Last updated:** [February 15, 2024, 4:21pm UTC](https://meta.discourse.org/t/drupal-password-migrate-into-discourse-with-discourse-migrate-password-plugin/279694 "2024-02-15T16:21:02Z")

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Install and Enable the Plugin: Begin by installing the Discourse Migrate Password plugin from the following Discourse Migrate Password Plugin link: (discourse-migratepassword/plugin.rb at master · communiteq/disco…

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## [Migrating attachments from Kunena](https://meta.discourse.org/t/migrating-attachments-from-kunena/295088)

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**Author:** [@maaatt](https://meta.discourse.org/u/maaatt)\
**Replies:** 1\
**Last updated:** [February 12, 2024, 10:03pm UTC](https://meta.discourse.org/t/migrating-attachments-from-kunena/295088 "2024-02-12T22:03:20Z")

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Hi, I managed to migrate a Kunena forum to Discourse but I’m stuck on migrating the post attachments/images. I have the entire folder with the original files, someone manages to migrate attachments too? Thanks for you…

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## [Replacing content in multiple topics with Regex?](https://meta.discourse.org/t/replacing-content-in-multiple-topics-with-regex/294828)

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**Author:** [@Ventrilo](https://meta.discourse.org/u/Ventrilo)\
**Replies:** 6\
**Last updated:** [February 9, 2024, 3:19pm UTC](https://meta.discourse.org/t/replacing-content-in-multiple-topics-with-regex/294828 "2024-02-09T15:19:31Z")

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Hey, in a lot of my imported content i have a link from the old domain in topics i imported like this: https://domain.com/threads/xxxx where xxxx is represented by a 4 digit thread number, I just want to complete rem…

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## [How to change topic date after import](https://meta.discourse.org/t/how-to-change-topic-date-after-import/292565)

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**Author:** [@Ventrilo](https://meta.discourse.org/u/Ventrilo)\
**Replies:** 11\
**Last updated:** [February 9, 2024, 1:13am UTC](https://meta.discourse.org/t/how-to-change-topic-date-after-import/292565 "2024-02-09T01:13:31Z")

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I imported all my content, but I want the topic date of each new topic to change as if it was posted from today’s date, there is no additional posts per topic

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## [Importing Xenforo with import script from GitHub gives tons of errors](https://meta.discourse.org/t/importing-xenforo-with-import-script-from-github-gives-tons-of-errors/292430)

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**Author:** [@Ventrilo](https://meta.discourse.org/u/Ventrilo)\
**Replies:** 0\
**Last updated:** [January 21, 2024, 10:26pm UTC](https://meta.discourse.org/t/importing-xenforo-with-import-script-from-github-gives-tons-of-errors/292430 "2024-01-21T22:26:27Z")

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Error: :/var/www/discourse# bundle exec ruby script/import\_scripts/xenforo.rb /var/www/discourse/vendor/bundle/ruby/3.2.0/gems/rack-mini-profiler-3.3.0/lib/mini\_profiler/profiling\_methods.rb:87:in \`alias\_method': undefi…

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## [Bringing my External S3 Images Into Discourse](https://meta.discourse.org/t/bringing-my-external-s3-images-into-discourse/291631)

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**Author:** [@Mark\_Wass](https://meta.discourse.org/u/Mark_Wass)\
**Replies:** 0\
**Last updated:** [January 14, 2024, 10:09pm UTC](https://meta.discourse.org/t/bringing-my-external-s3-images-into-discourse/291631 "2024-01-14T22:09:47Z")

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Hi Guys I recently imported my old bbpress forum and topics into my development discourse site. Many of my posts contain links to images that are hosted in one of my S3 buckets. Is there a way I can get these images int…

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## [Migrate specific Xenforo content](https://meta.discourse.org/t/migrate-specific-xenforo-content/291527)

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**Author:** [@Ventrilo](https://meta.discourse.org/u/Ventrilo)\
**Replies:** 5\
**Last updated:** [January 13, 2024, 8:17pm UTC](https://meta.discourse.org/t/migrate-specific-xenforo-content/291527 "2024-01-13T20:17:24Z")

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Hi Discourse comm, I have a lot of content from an old xenforo database that I want to import, but I don’t want to do a few things: Ideally, I only want to import the threads and the first post from each thread, I also…

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