But prosecutor Mark Bryant-Heron said Casburn was guilty of a "gross breach" of public trust and had "sought to undermine a highly sensitive and high-profile investigation".
Rudi Steyn and James Bryant put together an excellent 118-run partnership lasting 35 overs, beofre Mark Ealham - a one-day specialist - broke it, having Steyn caught at long leg by Gavin Hamilton to end his run at 93 of just 114 balls.