How To Fix UPF057 - Formula error: Types of operands &1 and &2 do not agree

SAP Error Message - Details

• Message type: E = Error

• Message class: UPF - Planning Functions

• Message number: 057

• Message text: Formula error: Types of operands &1 and &2 do not agree

What causes this issue?

Types of operands must either be the same or compatible. Operands are
compatible when they have the same data type. In addition to that, the
types I and F are compatible.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.