How To Fix PV402 - Different objects (resource and reservation) have been selected

PV402 - Overview

• Message type: E = Error

• Message class: PV - Training and Event Management

• Message number: 402

• Message text: Different objects (resource and reservation) have been selected

What causes this issue?

You have selected different objects (resource and reservation).

System Response

No action can be executed.

How to fix this error?

Select only objects of the type 'resource' OR of the type
'reservation', and execute the action again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PV402 - Different objects (resource and reservation) have been selected ?

  The SAP error message PV402, which states "Different objects (resource and reservation) have been selected," typically occurs in the context of resource planning and scheduling within SAP, particularly in modules like SAP Project System (PS) or SAP Production Planning (PP). This error indicates that there is a mismatch between the resources and the reservations that have been selected for a particular operation or task.
  
  Cause:
  The error can arise due to several reasons:
  
  Mismatched Resource and Reservation: The resource you are trying to use does not match the reservation that has been made. For example, if a reservation is made for a specific machine, but you are trying to assign a different machine to the same task.
  Incorrect Configuration: There may be configuration issues in the resource planning settings or in the way the resources and reservations are defined in the system.
  Data Entry Errors: Manual entry errors when creating or selecting resources and reservations