If you keep getting a message saying ‘An error has occurred - check game cart and reboot’, this is due to an updated version of the game cartridge. Update Action Replay to the latest version of the firmware using the Flash Firmware button on the PC software supplied with the Action Replay. Full instructions can be found at the CodeJunkies support page, www.codejunkies.com, or on Page 20 of your instruction manual.
Dog Trainer cannot be updated. Please contact support@datel.co.uk for further assisstance.