ERROR: Disk full (/tmp/#sql_6670c_1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device"):

SHOW COLUMNS FROM conference_items

12. [ERROR] rude\exception::error()         called at /var/www/medsites/shared/includes/rude-php/src/database/rude-database.php:94
11. [OK]    rude\database->query()          called at /var/www/medsites/shared/includes/rude-php/src/database/rude-database.php:144
10. [OK]    rude\database->columns()        called at /var/www/medsites/shared/includes/rude-php/src/database/rude-database.php:164
 9. [OK]    rude\database->fields()         called at /var/www/medsites/shared/includes/rude-php/src/database/query/rude-query.php:85
 8. [OK]    rude\query->add_field()         called at /var/www/medsites/shared/includes/rude-php/src/database/query/rude-query-select.php:17
 7. [OK]    rude\query_select->field()      called at /var/www/medsites/shared/modules/mod_glob_channel.php:97
 6. [OK]    glob_render_channel()           called at /var/www/medsites/shared/modules/mod_glob_channel.php:517
 5. [OK]    include()                       called at /var/www/medsites/shared/includes/frontend.html.php:338
 4. [OK]    modules_html::modoutput_naked() called at /var/www/medsites/shared/includes/frontend.html.php:117
 3. [OK]    modules_html::module2()         called at /var/www/medsites/shared/includes/frontend.php:186
 2. [OK]    mosLoadModules()                called at /var/www/medsites/es_hospimedica/templates/rhuk_solarflare_ii/index.php:168
 1. [OK]    require_once()                  called at /var/www/medsites/es_hospimedica/index.php:403