EA Sports has released a new patches for both the Xbox One and PS4 version of FIFA 15, in order to solve some of the most obvious flaws in the game. The patch notes were released via the official EA Sports forums, and include the following tweaks:
• Fixed ‘search-by-name' functionality in Career Mode.
• Added the latency indicator to FIFA 15 Ultimate Team so fans can view health of connection before entering an online match.
• Improved set-piece cameras in Online Seasons for Guest players.
• Corrected home crowds in Match Day Live matches.
• Fixed occurrences where the player would be unable to progress at the end of a FUT match due to the post-match menus not appearing.
• Fix to hospitality upgrades in Career Mode and Pro Clubs.
• Addressed exploit where players could infinitely switch kick-takers on set-pieces.
• Fixed occurrence where changes to the Subs and/or Reserves are not brought into Season matches.
EA Sports also mentioned the 'lag' problem that is affecting "a small percentage of PS4 users," stating that they are making progress in finding a solution to the problem, although they don't have it yet. In the meantime you can try this solution to get around the issue.