follow this: Extension-> Edit Tileset-> Select the ones you want (there is a maximum)-> Hit OK (it should save automatically)-> DO NOT SAVE AGAIN, close NewGen-> Reopen your map with NewGen, it should work
Finally finding about some of the bots that are flooding the users online - bytespider apparently is a huge offender here - ignores robots.txt and comes in from a ton of different IPs
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.