Merge "Add more granular precondition checks for debugging" into main

                    caller, who, userHandle, hasIncompatibleAccountsOrNonAdb);

            final ActiveAdmin admin = getActiveAdminUncheckedLocked(who, userHandle);

            Preconditions.checkArgument(

                    isPackageInstalledForUser(who.getPackageName(), userHandle)

                            && admin != null

                            && !getUserData(userHandle).mRemovingAdmins.contains(who),

                    "Not active admin: " + who);

                    isPackageInstalledForUser(who.getPackageName(), userHandle),

                    "Package %s not installed in user %d"

                            .formatted(who.getPackageName(), userHandle));

            Preconditions.checkArgument(admin != null, "Not active admin: " + who);

            Preconditions.checkArgument(

                    !getUserData(userHandle).mRemovingAdmins.contains(who),

                    "Admin %s is being removed from user %d"

                            .formatted(who, userHandle));

            final int parentUserId = getProfileParentId(userHandle);

            // When trying to set a profile owner on a new user, it may be that this user is