How To Fix /SAPAPO/CIF_NQRFC037 - New qRFC API was deactivated on the inbound side

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CIF_NQRFC -

• Message number: 037

• Message text: New qRFC API was deactivated on the inbound side

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CIF_NQRFC037 - New qRFC API was deactivated on the inbound side ?

  The SAP error message /SAPAPO/CIF_NQRFC037 New qRFC API was deactivated on the inbound side typically occurs in the context of the Core Interface (CIF) when there is an issue with the integration between SAP ERP and SAP APO (Advanced Planner and Optimizer). This error indicates that the new qRFC (queued Remote Function Call) API has been deactivated on the inbound side, which can prevent data from being transferred correctly between the systems.
  
  Cause:
  
  Deactivation of qRFC API: The most common cause of this error is that the new qRFC API has been deactivated in the system settings. This can happen due to configuration changes or updates that have not been properly applied.
  System 
  Configuration Issues: There may be issues with the configuration of the CIF settings, such as incorrect settings in the CIF customizing or missing authorizations.
  Version Compatibility: If there are version mismatches between the SAP ERP and SAP APO systems, it can