2469060 - Unwanted popup "The standard network used as a reference contains assignments to a standard WBS"

Symptom

A background process or RFC is halted due to popup:

Copy WBS Assignment

The standard network used as a reference contains assignments to a
standard WBS. However, you have maintained WBS assignments manually.
Which assignments should be used?

----Options to Select---
Manually Maintained
Predefined

The following dump can be seen in ST22:

Category               ABAP Programming Error
Runtime Errors         DYNPRO_SEND_IN_BACKGROUND
Except.                CX_SY_SEND_DYNPRO_NO_RECEIVER
ABAP Program           SAPLSPO2
Application Component BC-SRV-ASF-POP

"DYNPRO_SEND_IN_BACKGROUND" CX_SY_SEND_DYNPRO_NO_RECEIVER
"SAPLSPO2" bzw. LSPO2U01
"POPUP_TO_DECIDE"

    31 FUNCTION     SAPLSPO2                            LSPO2U01                              100
      POPUP_TO_DECIDE
   30 FUNCTION     SAPLCOZF                            LCOZFU55                               58
      CO_ZF_REF_PSP_ATTACH
   29 FORM         SAPLCO61                            LCO61F0W                              278
      CO_ORDER_POST

Environment

SAP ERP Project System (PS)
SAP R/3
SAP R/3 Enterprise
SAP ERP Central Component
SAP ERP
SAP Enhancement package for SAP ERP
SAP Enhancement package for SAP ERP, version for SAP HANA
SAP S/4HANA, on-premise

Product

SAP ERP Central Component all versions ; SAP ERP all versions ; SAP R/3 Enterprise all versions ; SAP R/3 all versions ; SAP S/4HANA all versions ; SAP enhancement package for SAP ERP all versions ; SAP enhancement package for SAP ERP, version for SAP HANA all versions

Keywords

GetPaid, ETO, sales order, va01, va02, pop up, pop-up, decision box , KBA , PS-ST-DEF-TMP , Standard Project Definition , BC-SRV-ASF-POP , Standard dialogs , How To

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