How To Fix 5P391 - E: Only return nodes and program call-up nodes are permitted here

5P391 - Overview

• Message type: E = Error

• Message class: 5P - Error Messages for Schema, Pers.Calc.Rule and Feature Checks

• Message number: 391

• Message text: E: Only return nodes and program call-up nodes are permitted here

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5P391 - E: Only return nodes and program call-up nodes are permitted here ?

  The SAP error message 5P391 E: Only return nodes and program call-up nodes are permitted here typically occurs in the context of SAP ABAP programming, particularly when working with the Business Process Management (BPM) or Business Workflow components. This error indicates that there is an issue with the structure of the workflow or the way nodes are defined in the process.
  
  Cause:
  The error is caused by the presence of an invalid node type in a workflow or process definition. Specifically, it suggests that the system has encountered a node that is not allowed in the current context. In SAP BPM, nodes can be categorized into different types, such as:
  
  Return Nodes: These are used to return control to the calling process.
  Program Call-Up Nodes: These are used to call external programs or functions.
  
  If you attempt to use a node type that is not a return node or a program call-up node in a