How To Fix WL132 - You have assigned an attribute of a multi-line element

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 132

• Message text: You have assigned an attribute of a multi-line element

What causes this issue?

The attribute &v1& which you wish to reference in the binding
definition refers to the multiline container element &v2& in the source
container.
This binding cannot be executed in a unique manner. As a result, this
attribute may not be used in this way.

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.