ERRNO: 8 
TEXT: Undefined index:  speaker_id 
LOCATION: /home1/pankeyor/public_html/speakers/Speakers/speaker_detail.php, line 6, at September 10, 2010, 4:34 am
BACKTRACE:

ERRNO: 256 
TEXT: MDB2 Error: syntax error 
LOCATION: /home1/pankeyor/public_html/speakers/includes/classes/DbManager.inc.php, line 46, at September 10, 2010, 4:34 am
BACKTRACE:
DbManager.DbGetAll("SELECT * FROM presentationtbl LEFT JOIN durationtbl ON duration = duration_id WHERE speaker_id =  ORDER BY topic ASC") # line  117, file: /home1/pankeyor/public_html/speakers/includes/classes/Presentation.inc.php

Presentation.selectRecordsForSpeaker(null) # line    6, file: /home1/pankeyor/public_html/speakers/Speakers/speaker_detail.php