php error happened

Technical information
Error type256
Error descriptionMySQL server has gone away
URLwww.ustfccca.org/infozone/v5/Rankings_History_Team_Progression_report.php?q=(collection_type_fk~equals~526)(iz_group_no~equals~1670)
Error file/home/ustfcccaorg/public_html/infozone/v5/connections/Connection.php
Error line661
SQL querySELECT `ID`, `specific_sport_name`, `specific_sport_abbrv`, `iz_sports_no_parent`, `sport_gender`, `single_championship`, `_sportsSubID` FROM `iz_sports_specific` WHERE ( ( iz_sports_no_parent = 1 or iz_sports_no_parent = 2 or iz_sports_no_parent = 3 ) ) ORDER BY specific_sport_name

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