How To Fix PP302 - System error: possible entries not possible with mode &1

PP302 - Overview

• Message type: E = Error

• Message class: PP -

• Message number: 302

• Message text: System error: possible entries not possible with mode &1

What causes this issue?

The RH_OBJID_REQUEST function module was called using a value (&V1&)
that is not allowed for the MODE parameter.
This error can occur in MODE 4 if the object type is not a person or
applicant.

System Response

The possible entries function is canceled.

How to fix this error?

If the error occurs in one of your programs, check that the module is
called correctly.
If the error occurs in an SAP program, refer the problem to SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PP302 - System error: possible entries not possible with mode &1 ?

  The SAP error message PP302 ("System error: possible entries not possible with mode &1") typically occurs in the context of the Production Planning (PP) module when there is an issue with the configuration or data that prevents the system from processing a request correctly. This error can arise in various scenarios, such as during the creation of production orders, planning, or when trying to access certain data.
  Possible Causes:
  
  Incorrect Configuration: The system may not be configured correctly for the specific mode being used (e.g., planning mode, execution mode).
  Missing Master Data: Required master data (like material master, routing, or work center) may be incomplete or missing.
  Authorization Issues: The user may not have the necessary authorizations to access certain data or perform specific actions.
  Data Inconsistencies: There may be inconsistencies in the data that the system is trying to process, such as invalid entries or relationships.
  System Settings: The settings in the configuration may not