According to Official Guinness Records,
The most extras conceded in a One-day international is 59 by: West Indies (8 byes, 10 leg byes, 4 no balls and 37 wides) v. Pakistan at Brisbane, Australia on 7 Jan 1989;and Scotland (5 byes, 6 leg byes, 15 no balls and 33 wides) v. Pakistan at Chester-le-Street, Durham on 20 May 1999.
For a complete list of 1999 records, please visit 1999 Guinness Records in Australia.