+use SL::DB::Manager::PaymentTerm;
+use SL::DB::Helper::ActsAsList;
+use SL::DB::Helper::TranslatedAttributes;
+
+sub validate {
+ my ($self) = @_;
+
+ my @errors;
+ push @errors, $::locale->text('The description is missing.') if !$self->description;
+ push @errors, $::locale->text('The long description is missing.') if !$self->description_long;