SAP Message RQ392 - &1 individual records are missing - read long text

Diagnosis
V1 line items could not be created as the chosen daily frequency istoo low to skip a weekend or a series of non-working days if a calenderexists. The program is not able to calculate appropriate planning datafor the following line items.
The last line item created has the planning date &V2&.

Procedure
Maintain the missing &V1& line items manually in the system.