Type STRING cannot be used with ranking functions (&1)

What causes this issue?

Element &V1& is of type STRING. This type cannot be used with ranking
functions.

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?

Remove the @Consumption.ranking.parameterBinding-annotation at the
element. If this means that the ranking function cannot be applied to
the view, remove the corresponding @Consumption.ranking.activeFunctions,
too.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.