'Oh you lazy cron!' – learning on Drupal cron issues
Read OriginalThe article details a real-world debugging process for a Drupal cron job failure that prevented notifications from being sent. It explains how to trace issues in modules implementing hook_cron, using techniques like inspecting module.inc or adding watchdog logging. The root cause was a custom module's nodeapi hook containing a drupal_goto() call, which breaks cron execution when run via Drush.
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