SAP Message VT819 - A maximum of 99 condition supplements are permitted in pricing procedure.

Diagnosis
If a pricing procedure is entered in a condition type in Customizing,this is the pricing procedure for condition supplements, which are
permitted for this condition type. For example, a pricing procedurePR0000 is filed for the condition type PR00.
A maximum of 99 condition supplements can be contained in this,
otherwise it causes an error in pricing for the order entry.