How To Fix MPE_INSTALLATION_MSG045 - Parameter effectivity required by material but not defined in network

MPE_INSTALLATION_MSG045 - Overview

• Message type: E = Error

• Message class: MPE_INSTALLATION_MSG -

• Message number: 045

• Message text: Parameter effectivity required by material but not defined in network

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_MSG045 - Parameter effectivity required by material but not defined in network ?

  The SAP error message MPE_INSTALLATION_MSG045 indicates that a parameter effectivity is required for a material in a network, but it has not been defined. This typically occurs in the context of SAP's Project System (PS) or in scenarios involving production planning and control where materials are linked to specific parameters or configurations.
  
  Cause:
  
  Missing Parameter Effectivity: The material in question is expected to have a defined parameter effectivity, which specifies the conditions under which certain parameters are valid. If this is not set up correctly, the system will throw this error.
  Network Configuration: The network or project structure may not have the necessary configuration to support the material's requirements.
  Material Master Data: The material master data may be incomplete or incorrectly configured, lacking the necessary effectivity parameters.
  
  
  Solution:
  
  
  Define Parameter Effectivity:
  
  Go to the material master data for the affected material.
  Navigate to the relevant views (e.g., Basic Data, MRP, or Sales views) and ensure that the parameter