How To Fix MPE_SAS_MSG003 - No start event found in the op.activity network: Token cannot be executed

MPE_SAS_MSG003 - Overview

• Message type: E = Error

• Message class: MPE_SAS_MSG - Message Class for Status and Action Schema

• Message number: 003

• Message text: No start event found in the op.activity network: Token cannot be executed

Self-Explanatory Message

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MPE_SAS_MSG003 - Details

• The SAP error message MPE_SAS_MSG003 indicates that there is no start event found in the operational activity network, which means that the system cannot execute the token because it lacks a defined starting point. This error typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where process chains or workflows are involved.
  
  Cause:
  
  Missing Start Event: The most common cause of this error is that the process or activity network does not have a defined start event. This could be due to incorrect configuration or missing data.
  Incorrect Configuration: The configuration of the operational activity network may not be set up correctly, leading to the absence of a start event.
  Data Integrity Issues: There may be issues with the data integrity in the system, such as missing links or references that are required for the process to initiate.
  Workflow Definition Issues: If the workflow or process chain is not