SAP Message WD288 - Expression '&' has an invalid type or reference

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

System Response
The expression is not permitted by the system.

Procedure
Use an expression that can accept organizational objects.

Procedure for System Administration
Use an ABAP Dictionary reference that refers to the domainHROBJEC_14 as data type reference for the expression.