Queue determined with &1

What causes this issue?

The queue determination was started using the following data:
&V1&
The individual data was separated with the following character: &V2&
The data is listed in the following sequence:
Warehouse number
Activity area source
Activity area destination
Storage bin access type
Warehouse process type
Activity

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.