+ if ($self->module eq 'IC') {
+ $params->{partsgroups} = [] if !$params->{flag_partsgroup_filter};
+ } else {
+ delete $params->{flag_partsgroup_filter};
+ $params->{partsgroups} = [];
+ }
+
+ $params->{partsgroups} ||= []; # The list is empty, if control is not send by the browser.