EROARE SQL:

SELECT
      *
FROM
      schenking_artikel
WHERE
      artikel_active=1
GROUP BY artikel_cat

Got error 28 from storage engine
Warning: Unknown: write failed: No space left on device (28) in Unknown on line 0 Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/tmp) in Unknown on line 0