How To Fix MPE_INSTALLATION_MSG066 - Network has comp. demand for major assembly, but network does not exist.

MPE_INSTALLATION_MSG066 - Overview

• Message type: E = Error

• Message class: MPE_INSTALLATION_MSG -

• Message number: 066

• Message text: Network has comp. demand for major assembly, but network does not exist.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_INSTALLATION_MSG066 - Network has comp. demand for major assembly, but network does not exist. ?

  The SAP error message MPE_INSTALLATION_MSG066 indicates that there is a discrepancy in the network planning for a major assembly. Specifically, it means that there is a component demand for a major assembly, but the corresponding network (which is typically used for production planning and execution) does not exist in the system.
  
  Cause:
  
  Missing Network: The primary cause of this error is that the network required for the production of the major assembly has not been created or is not available in the system.
  Incorrect Configuration: There may be an issue with the configuration of the production process, such as missing routing or production version.
  Data Inconsistency: There could be inconsistencies in the master data, such as the bill of materials (BOM) or routing that do not align with the expected network.
  Planning Issues: The planning run may not have been executed correctly, leading to a situation where the demand is generated without the necessary network