A small patch was just uploaded to address some of the issues you have recently reported.
- Multi-client - Staircase now behaves properly
- SellParts - Some of parts could not be sold
- Races - AI - Playground had unlocked AI options, but it should not
- Drag Race - AI - cars should position correctly
We apologise for all inconvenient situations in the game, we will try to address other issues as soon as possible.