>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3468623. --> Reported by: [cis_ck](https://www.drupal.org/user/3779946) >>> <h3 id="summary-problem-motivation">Problem/Motivation</h3> <p>I got this mesage when trying to build drupal-org-core.make.</p> <p><strong>Building core.<br> simplexml_load_file(): I/O warning : failed to load external entity "" Project.php:96 [warning]<br> Failed to get available update data from <em><a href="https://updates.drupal.org/release-history/drupal/7.x">https://updates.drupal.org/release-history/drupal/7.x</a> </em> [error]<br> No core project specified. [error]<br> Drush Make failed to download all projects. See the log above for the specific errors. </strong></p> <p>Could you please help find a solution or explain why this could be happening? Thanks</p> <h4 id="summary-steps-reproduce">Steps to reproduce</h4> <h3 id="summary-proposed-resolution">Proposed resolution</h3> <h3 id="summary-remaining-tasks">Remaining tasks</h3> <h3 id="summary-ui-changes">User interface changes</h3> <h3 id="summary-api-changes">API changes</h3> <h3 id="summary-data-model-changes">Data model changes</h3>