08-03-2018, 05:19 AM
Possibly plug-ins you had in 2.8 that have been carried to 2.10 but don't work there. So I would start by removing all the plugins in your Gimp profile(*), and adding them back one by one (and perhaps finding newer versions).
(*) Edit>Preferences>Folders>Plug-ins, and check any directories that are not in the Gimp installation tree itself
(*) Edit>Preferences>Folders>Plug-ins, and check any directories that are not in the Gimp installation tree itself