494 SAP Message of Class B1 Parameter & in the function module has no reference field/structure

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494(B1) - Parameter & in the function module has no reference field/structure

Message number 494 of class B1 is used to display message "Parameter & in the function module has no reference field/structure" and can be triggered using the following ABAP code:

DATA: lv_val1(100) TYPE C.
lv_val1 = '123'.

    MESSAGE E494(B1) WITH lv_val1. "Error message example

    MESSAGE W494(B1) WITH lv_val1. "Warning message example

    MESSAGE I494(B1) WITH lv_val1. "Information message example
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What causes this issue

The parameter &v1& in the function module &v2& does not have a
reference field/reference structure to a Dictionary object. You are notallowed to link parameters to a reference type.

How to fix

Please link the parameter &v1& to a reference field or a reference
structure.

Message text extract from SAP system. Copyright SAP SE.

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