I just noticed that after (I think) we updated our Windows Operating System MP to the latestversion 6.0.7230.0 our Mount Point discovery seemsnot work anymore. I know it's disabled by default but we have a general override that enables those to all. Before this update I saw my mount points under the Hardware Availability Rollup where are all the other logical disks but now they are just gone...
As you can see the override is in place: