SMB / Oplocks

>Dear All
>
>Few weeks back HQ-IT pushed update of all workstations to W10.. Ever since this upgrade, I get strange behavior of VFP app where last batch of records
>is not visible until user reenter the system. They can see part of the data but not all. Once user is out and back in everything is back to normal.
>To make matters worse, situation is occuring randomly without any pattern.
>
>Any ideas ?
>
>