SAP Message AH658 - Operand &1 for updating price: inconsistent parameters

Diagnosis
You use operand &V1& for the price update. In the current schema, anupdate is carried out in several steps. One of the following errors hasoccurred:
The prices that are allocated to operand &V1& in the various targetsteps are not consistent in their rounding parameters. This is notpermitted because a unique rounding of the price amount is no longerpossible.
The prices that are allocated to operand &V1& in the various target donot match in their time basis or time category. This means that theprice amount cannot be determined uniquely for operands from the TPRICEcategory.