be out of sync (with someone or something)

1. To stop happening, functioning, or moving at the same time and pace as someone or something else; to be in an unsynchronized or uncoordinated manner. If your teammates are out of sync, you're going to have a hard time getting this project done correctly and on time. If the coolant system is out of sync with the energy output, it could lead to a core meltdown. The soldiers got in trouble because they were out of sync while marching.

2. To not share the same or similar goals, ideals, desires, likes, dislikes, etc.; to have different or dissimilar perspectives or opinions. I don't think I'll go out with her again. It just seemed like we were out of sync on every topic. If your team is out of sync with one another, you're going to have a hard time getting this project done. A: "They're engaged, and yet they're totally out of sync on most issues, from having kids to staying on the East Coast." B: "Yikes, they're doomed."