Diagnosis You have attempted to create a budget billing plan. This is notpossible because no schedule records exist on the creation date of thebudget billing plan for the portion found. Possible reasons for this are:
The schedule records have either been deleted or not generated.
The contract contains a portion or budget billing cycle for which no
schedule records could be generated.
Procedure You have the following options:
Generate the missing schedule records for the period.
Check the allocation of the portion in the contract or installation.