How To Fix MPLAN032 - Entry possible in only one of the following fields: & & &

SAP Error Message - Details

• Message type: E = Error

• Message class: MPLAN - Messages for Maintenance Plan API

• Message number: 032

• Message text: Entry possible in only one of the following fields: & & &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPLAN032 - Entry possible in only one of the following fields: & & & ?

  The SAP error message MPLAN032 indicates that there is a conflict in the data entry for a particular transaction or process. Specifically, it means that you are trying to enter values in multiple fields that are mutually exclusive, and the system only allows an entry in one of those fields at a time.
  Cause:
  The error typically arises in the context of material planning or production planning when you attempt to fill in more than one of the specified fields that are designed to hold exclusive values. The fields mentioned in the error message (represented by & & &) could vary depending on the specific transaction or context, but they often relate to planning parameters such as:
  
  Planning strategy
  MRP type
  Lot size
  Production version
  Other related fields
  
  Solution:
  To resolve the MPLAN032 error, follow these steps:
  
  
  Identify the Fields: Check the error message to identify which fields are causing the conflict. The fields will be listed in the error message itself.
  
  
  Review Your Input: Go back to the transaction where the error occurred and review the values you have entered in the conflicting fields.
  
  
  Select Only One Field: Modify your input so that you only enter a value in one of the conflicting fields. For example, if the error indicates a conflict between MRP type and planning strategy, choose one to fill out and leave the other blank.
  
  
  Consult Documentation: If you are unsure about which field to use, refer to the SAP documentation or help resources related to the specific transaction or module you are working with.
  
  
  Test the Changes: After making the necessary adjustments, try to save or process the transaction again to see if the error is resolved.
  
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes related to material planning, such as MD01 (MRP Run), MD02 (Single-item, single-level planning), or when maintaining material master data (MM01, MM02).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to the MPLAN032 error.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes in the relevant fields, as sometimes restrictions can lead to confusion.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.