Fatal error: Uncaught Error: Class "block_base" not found in /home/edepracl/public_html/moodle30/blocks/rss_client/block_rss_client.php:32 Stack trace: #0 {main} thrown in /home/edepracl/public_html/moodle30/blocks/rss_client/block_rss_client.php on line 32