MySQL error in file: /engine/cache/system/plugins/84ea84a7f3b8594db4c33b9403b8530b.php at line 393

Error Number: 3

The Error returned was:
Error writing file '/tmp/MYnpirFp' (Errcode: 28 - No space left on device)

SQL query:

SELECT category, COUNT(*) AS count FROM dle_post WHERE approve=1 AND date < '2024-05-01 21:21:49' GROUP BY category