SAP Message TU106 - BB collection not permissible since BB cycle = '00' in portion &1

Diagnosis
You have entered 00 in the budget billing cycle field forthe portion found in the schedule record. This means that no budgetbilling plans are to be created for the contracts of the portion.

Procedure
If you wish to create budget billing plans for the contracts of theportion, you must change the schedule master record for the portionaccordingly.