How To Fix MPN03012 - FB: MPN03_EXCH_MAT_COMPARE_FIELDS2: do not enter MPN materials

SAP Error Message - Details

• Message type: E = Error

• Message class: MPN03 - MPN Message: PM/PP Orders

• Message number: 012

• Message text: FB: MPN03_EXCH_MAT_COMPARE_FIELDS2: do not enter MPN materials

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 MPN03012 - FB: MPN03_EXCH_MAT_COMPARE_FIELDS2: do not enter MPN materials ?

  The SAP error message MPN03012, specifically "FB: MPN03_EXCH_MAT_COMPARE_FIELDS2: do not enter MPN materials," typically occurs in the context of Material Master data management, particularly when dealing with Manufacturer Part Numbers (MPN) in SAP.
  Cause:
  This error message indicates that the system has detected an attempt to enter or process materials that are classified as MPN materials in a context where they are not allowed. This could happen in various scenarios, such as:
  
  Incorrect Material Type: The material type being used may not be compatible with MPN materials.
  Field Restrictions: Certain fields or transactions may have restrictions against MPN materials, and the system is enforcing these rules.
  Configuration Issues: There may be configuration settings in the system that restrict the use of MPN materials in specific transactions or processes.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Material Type: Ensure that the material type you are trying to use is appropriate for MPN materials. If you are trying to enter a non-MPN material, make sure you are using the correct material type.
  
  
  Review Transaction Context: Verify the transaction or process you are attempting to execute. If it is not designed to handle MPN materials, you may need to use a different transaction or process.
  
  
  Consult Configuration Settings: Work with your SAP configuration team to review the settings related to MPN materials. There may be specific configurations that need to be adjusted to allow for the processing of MPN materials in the context you are working in.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to work with MPN materials. Sometimes, restrictions can be due to user roles and permissions.
  
  
  SAP Notes and Documentation: Look for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error message. SAP frequently updates its software, and there may be patches or notes that address this specific issue.
  
  
  Testing: If changes are made to the configuration or material types, conduct thorough testing to ensure that the issue is resolved and that MPN materials can be processed as intended.
  
  
  Related Information:
  
  SAP Material Master: Understanding the structure and types of materials in SAP can help in managing MPN materials effectively.
  MPN Management: Familiarize yourself with how MPNs are managed within your organization and the specific processes that involve them.
  SAP Community and Forums: Engaging with the SAP community can provide additional insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.