How To Fix FMPP034 - The process must be 'PREP' in changeable columns (Col. &1)

FMPP034 - Overview

• Message type: E = Error

• Message class: FMPP - Planning processor

• Message number: 034

• Message text: The process must be 'PREP' in changeable columns (Col. &1)

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMPP034 - The process must be 'PREP' in changeable columns (Col. &1) ?

  The SAP error message FMPP034 indicates that there is an issue with the process type in a specific column of a table or transaction. The message states that the process must be 'PREP' (Preparation) in changeable columns, which means that the system expects the process to be in a preparatory state for the operation you are trying to perform.
  
  Cause:
  
  Incorrect Process State: The error typically occurs when you are trying to perform an operation that requires the process to be in a 'PREP' state, but it is not. This can happen if the process has already moved to a different state (e.g., 'COMP' for completed).
  Data Entry Error: There may be an issue with the data entered in the changeable columns, leading to the process not being in the expected state.
  
  Configuration Issues: There might be configuration settings in the system that are not aligned with the expected process flow.
  
  
  Solution:
  
  Check Process State: Verify