Could not obtain vote data for this topic

DEBUG MODE

SQL Error : 1021 Disk full (/tmp/#sql-temptable-42b-225f2ab-313.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")

SELECT vd.vote_id, vd.vote_text, vd.vote_start, vd.vote_length, vd.vote_choice, vr.vote_option_id, vr.vote_option_text, vr.vote_result FROM v2phpbb_vote_desc vd, v2phpbb_vote_results vr WHERE vd.topic_id = 337989 AND vr.vote_id = vd.vote_id ORDER BY vr.vote_option_id ASC

Line : 1030
File : viewtopic.php