A boycott by unhappy riders forced Sandown Park to abandon a meeting.

The Jockey Club banned phones in the weighing room as part of an anti-corruption drive to prevent riders passing on information to punters.

Here's a rundown of what the leading figures on all sides of the debate are saying:

It is something that has got to be sorted out and the sooner we get it done, the better it is for everybody
Frankie Dettori,Former champion jockey

Our customers demand that even the potential for information leaking out inappropriately must be prevented if we are to safeguard the integrity of our sport
Greg Nichols,British Horseracing Board chief executive

We are all standing together. If it's something you have to do, then you have to do it
Eddie Ahern,Flat Jockey

Racing's been shown in a terrible light, but it's not our fault
Tony McCoy,Champion jump jockey

No-one benefits from the meeting being called off
John Maxse,Jockey Club director of public relations

The Jockey Club have grossly underestimated the willingness of jockeys to co-operate on the use of mobile phones and all other integrity issues, in return for some trust.
Michael Caulfield,Jockeys Association chief executive

Constructive dialogue and a flexible attitude are surely preferable to a strike
Rupert Arnold,National Trainers' Federation chief executive

The board of Sandown Park urges the principal parties concerned to resolve this dispute without delay in order to not cause further disruption to the racing industry as a whole David Morris,Sandown Park managing director

This abandonment is hugely damaging in terms of racing's PR
Andrew Cooper,Sandown clerk of the course

The Jockey Club has admitted that 99 per cent of jockeys are absolutely honest
Jockeys' agents,Joint letter to Jockey Club

We are not the bad boys here. I feel British racing is the cleanest in the world
Kevin Darley,Former champion Flat jockey

The Jockey Club announced new concessions, without any opportunity being given to my clients to comment upon them
Martin Cruddace, Jockeys' solicitor