Right shoulder hurt from the start

Trap bar machine Shrug

1 plate (each side) x 100 reps

2 plates x 75

3 plates x 40 reps

4 plates x 25 reps

5 plates x 20 reps

6 plates x 10 reps

Side raise

4 sets of 12 reps

Rear raise

4 set of 12 reps

Shoulder press on machine

2 sets x 20 reps

one arm right side (side that hurt) 4 more sets x 20 reps

At the end, my shoulder started to feel way better...have no clue about that. It felt better till monday when i did a bad movement at work and started to feel pain again.