Inside the hidden ProgramData folder, find the NBA 2K17 game's folders (usually named NBA 2K17 or 2K) that hold the cache data.
Press Win + R keys to open the Run dialog box, and then type %ProgramData% in it and hit Enter. Try clearing the cache files on your PC or console to fix the issue. A common reason why NBA 2K17 might not be working is corrupted cache data. Clear the Cache of Your PC or Console.