# "undefined method" Error When Running uploads:migrate\_to\_s3 Rake Task

**URL:** <https://meta.discourse.org/t/undefined-method-error-when-running-uploads-migrate-to-s3-rake-task/106351>\
**Category:** Bug\
**Created:** [January 12, 2019, 11:11am UTC](https://meta.discourse.org/t/undefined-method-error-when-running-uploads-migrate-to-s3-rake-task/106351 "2019-01-12T11:11:06Z")\
**Posts on this page:** 1\
**Showing post:** 1

<div class="post-metadata">

**Author:** ![Zyniker](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/zyniker/32/120004_2.png) [@Zyniker](https://meta.discourse.org/u/Zyniker)\
**Post date:** [January 12, 2019, 11:11am UTC](https://meta.discourse.org/t/undefined-method-error-when-running-uploads-migrate-to-s3-rake-task/106351/1 "2019-01-12T11:11:07Z")

</div>

When running the `uploads:migrate_to_s3` rake task on the most-current version of Discourse, the following error results:

```plaintext
rake aborted!
NoMethodError: undefined method `include?' for nil:NilClass
/var/www/discourse/lib/tasks/uploads.rake:217:in `migrate_to_s3'
/var/www/discourse/lib/tasks/uploads.rake:210:in `block in migrate_to_s3_all_sites'
/var/www/discourse/vendor/bundle/ruby/2.5.0/gems/rails_multisite-2.0.4/lib/rails_multisite/connection_management.rb:63:in `with_connection'
/var/www/discourse/vendor/bundle/ruby/2.5.0/gems/rails_multisite-2.0.4/lib/rails_multisite/connection_management.rb:73:in `each_connection'
/var/www/discourse/lib/tasks/uploads.rake:210:in `migrate_to_s3_all_sites'
/var/www/discourse/lib/tasks/uploads.rake:206:in `block in <top (required)>'
/usr/local/bin/bundle:23:in `load'
/usr/local/bin/bundle:23:in `<main>'
Tasks: TOP => uploads:migrate_to_s3
(See full trace by running task with --trace)

```

Possibly related: [Cannot execute the rake uploads:migrate\_from\_s3](https://meta.discourse.org/t/cannot-execute-the-rake-uploads-migrate-from-s3/78541)

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