Expression '&' has an invalid type or reference

What causes this issue?

You have entered the expression &V1&. This has a data type reference
that cannot accept organizational objects.

System Response

The expression is not permitted by the system.

How to fix this error?

Use an expression that can accept organizational objects.

Procedure for System Administrators

Use an ABAP Dictionary reference that refers to the domain
<AB>HROBJEC_14</> as data type reference for the expression.

Error message extract from SAP system. Copyright SAP SE.