How To Fix MFLOW018 - Bulk material &1 not defined as header material of order &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: MFLOW - Messages for Message Destination PI_MFLOW (PP-PI)

• Message number: 018

• Message text: Bulk material &1 not defined as header material of order &2.

What causes this issue?

Bulk material &1 is not the header material of order &2 issueing the
material.
However, the quantity to be entered for confirmations at header level
always refers to the order's header material. For this reason, you
cannot confirm the quantity of the bulk material for the order
producing the material.

System Response

When processing message PI_MFLOW, the system skips the confirmation at
header level for the order producing the material.

How to fix this error?

You must confirm the producing order in a different way.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MFLOW018 - Bulk material &1 not defined as header material of order &2. ?

  The SAP error message MFLOW018 indicates that a bulk material (in this case, represented by &1) is not defined as a header material for the specified order (&2). This error typically occurs in the context of production orders or process orders where bulk materials are involved.
  Cause:
  
  Material Configuration: The bulk material you are trying to use is not set up correctly in the system. It may not be assigned as a header material in the order you are working with.
  Order Type: The order type you are using may not support the bulk material as a header material.
  Missing Master Data: The necessary master data for the bulk material or the order may be incomplete or incorrectly configured.
  Incorrect Order Reference: The order you are referencing may not be the correct one for the bulk material you are trying to use.
  
  Solution:
  
  Check Material Master: Verify that the bulk material is correctly defined in the material master. Ensure that it is set up as a valid material type and that all necessary views (like Basic Data, Purchasing, and MRP) are properly maintained.
  Check Order Configuration: Ensure that the order type you are using allows for the bulk material as a header material. You may need to consult with your SAP configuration team to confirm this.
  Define Header Material: If the bulk material is not defined as a header material for the order, you will need to add it. This can typically be done in the order creation or change transaction (e.g., CO01, CO02).
  Review Order Details: Double-check the order details to ensure that you are referencing the correct order and that all required fields are filled out correctly.
  Consult Documentation: If you are unsure about the configuration or setup, refer to SAP documentation or consult with your SAP support team for guidance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CO01 (Create Production Order), CO02 (Change Production Order), or MM02 (Change Material) to make necessary adjustments.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that you have the necessary permissions to make changes to materials and orders in SAP.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or a consultant who specializes in SAP logistics and production processes.