That means you don't have the campaign optimization module.
Depending on your offering, Campaign Optimization can be included or an add-on. Please check your license agreement or account manager.
Campaign Optimization is the Adobe Campaign module which lets you to control, filter and monitor the sending of deliveries. To avoid conflicts between campaigns, Adobe Campaign can test various combinations by applying specific constraint rules. This guarantees that the messages sent best meet the needs and expectations of customers, in keeping with company communication policies.
If you don't have this module then you may need to create an aggregate (count of weekly or monthly deliveries received) at database level and exclude in the typology rules