Gimp not working

:~$ sudo snap refresh
error: cannot perform the following tasks:

  • Setup snap “snapd” (8140) security profiles (cannot update mount namespace of snap “gimp”: cannot update preserved namespace of snap “gimp”:

update.go:85: cannot change mount namespace according to change unmount (/var/lib/snapd/hostfs/var/cache/fontconfig /var/cache/fontconfig none bind,ro 0 0): invalid argument
cannot update snap namespace: no such file or directory