According to the pos

The news was originally posted up over on the official website for MLB The Show, where the developers explained that due the server issues that the game suffered at launch for the online portions of MLB The Show 17, they're compensating gamers for the trouble … stubs .

For anyone who logged on to play using their PSN ID between March 28th, 2017 and May 11th, 2017, you'll receive 10 standard packs and 11,000 Stubs, which will be automatically added to your account.According to the pos, the affected accounts will receive the compensation over the course of the week.