Less compilation extend 'mixin' has no matches

[patruvlad]

Preconditions (*)

1. Magento version 2.3.1 - 2.3.2
2. Production mode

Steps to reproduce (*)

1. Having nodejs v8 installed
2. Setting up vanilla Magento installation using composer
3. Run npm install less@2.7.3
4. Run bin/magento setup:static-content:deploy -f -t Magento/luma en_US
5. Run node_modules/.bin/lessc var/view_preprocessed/pub/static/frontend/Magento/luma/en_US/css/styles-m.less > /dev/null
6. Notice the output (what you see is the output to stderr, since we redirected stdout to /dev/null):

extend ' .abs-modal-overlay' has no matches
extend ' .abs-add-clearfix-desktop' has no matches
extend ' .abs-blocks-2columns' has no matches
extend ' .abs-forms-general-desktop' has no matches
extend ' .abs-action-reset' has no matches
extend ' .abs-no-display-desktop' has no matches
extend ' .clearer' has no matches
extend ' .abs-clearfix' has no matches
extend ' .abs-action-print' has no matches

Expected result (*)

1. The compiled css should not have anything like the extend 'mixin_name' has no matches

Actual result (*)

1. Errors during less compilation

[m2-assistant]

Hi @patruvlad. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento give me 2.3-develop instance - upcoming 2.3.x release

For more details, please, review the Magento Contributor Assistant documentation.

@patruvlad do you confirm that you were able to reproduce the issue on vanilla Magento instance following steps to reproduce?

• yes
• no

---

• Join Magento Community Engineering Slack and ask your questions in #github channel.

[patruvlad]

@magento give me 2.3-develop instance

[magento-engcom-team]

Hi @patruvlad. Thank you for your request. I'm working on Magento 2.3-develop instance for you

[m2-assistant]

Hi @engcom-Bravo. Thank you for working on this issue.
In order to make sure that issue has enough information and ready for development, please read and check the following instruction: 👇

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• 4. Verify that the issue is reproducible on 2.3-develop branch

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[magento-engcom-team]

Hi @patruvlad, here is your Magento instance.
Admin access: https://i-23619-2-3-develop.instances.magento-community.engineering/admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.

[engcom-Bravo]

@magento give me 2.3-develop instance

[magento-engcom-team]

Hi @engcom-Bravo. Thank you for your request. I'm working on Magento 2.3-develop instance for you

[magento-engcom-team]

Hi @engcom-Bravo, here is your Magento instance.
Admin access: https://i-23619-2-3-develop.instances.magento-community.engineering/admin
Login: admin Password: 123123q
Instance will be terminated in up to 3 hours.

[engcom-Bravo]

Hi @patruvlad thank you for your report, I'm not able to reproduce issue by steps you described on clean 2.3-develop.