How To Fix WXP504 - Only one quantity key figure can be assigned to interface &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 504

• Message text: Only one quantity key figure can be assigned to interface &1

What causes this issue?

You want to create an <GL:AUFTEILER>allocation table</> using
<DS:de.WISP_PLINT>interface</> &V1& for planning step &V3&. The
interface must contain a quantity key figure before this can be done.
Possible key figures are all <DS:de.WISP_PLKNZ>key figures</> that
contain a unit of measure and which are assigned to the planning step.
In the interface in question, however, no key figure has been entered.

System Response

No allocation table can be created.

How to fix this error?

Assign a quantity key figure to interface &V1&.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.