Revision problems

hello Kristian.

my listings grouped by themes. about 150 listings total.
i’m selecting groups in listings menu. see all listings from this groups on the right panel.
select “…” menu and revise listings.
select “quantity”, “variations”
click revise.

sometimes i have errors like in this theme:

but !
sometimes i have no errors at all. and notice that not all listings gets revised quantity.
i checked twice before posting this report.

using GS for more than a year. such situation appeared for the first time about a month ago as i can remember.

7.0.10.818