How To Fix PK306 - Set the bulk material indicator in the material master

SAP Error Message - Details

• Message type: E = Error

• Message class: PK - Production - KANBAN

• Message number: 306

• Message text: Set the bulk material indicator in the material master

What causes this issue?

You have selected a replenishment strategy with material consumption
<LS>to cost center</>. For this strategy, the bulk material indicator
must always be set in the material master.
Bulk material within a BOM is not taken into account when backflushing.
If the indicator is not set, the material may also be posted to the
production cost collector as well as to the cost center when
backflushing the higher-level order.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To avoid incorrect postings, SAP recommends you to set the the bulk
material indicator in the material master.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PK306 - Set the bulk material indicator in the material master ?

  The SAP error message PK306, which states "Set the bulk material indicator in the material master," typically occurs when you are trying to perform a transaction related to bulk materials, but the material in question is not configured correctly in the material master data.
  Cause:
  The error is caused by the absence of the "Bulk Material" indicator in the material master record. This indicator is necessary for materials that are handled in bulk, such as liquids, powders, or granules. If this indicator is not set, the system will not allow certain operations that are specific to bulk materials.
  Solution:
  To resolve this error, you need to set the bulk material indicator in the material master record. Here are the steps to do this:
  
  
  Access Material Master:
  
  Go to transaction code MM02 (Change Material) in SAP.
  
  
  
  Enter Material Number:
  
  Input the material number that is causing the error and select the appropriate views (usually the Basic Data or Plant Data/Storage view).
  
  
  
  Set Bulk Material Indicator:
  
  In the relevant view, look for the field labeled "Bulk Material" or "Bulk Material Indicator" (this may vary based on your SAP version).
  Check the box or select the option to indicate that this material is a bulk material.
  
  
  
  Save Changes:
  
  After making the changes, save the material master record.
  
  
  
  Re-attempt the Transaction:
  
  Go back to the transaction that triggered the error and try again.
  
  
  
  Related Information:
  
  Material Types: Ensure that the material type you are using is appropriate for bulk materials. Some material types are specifically designed for bulk handling.
  User Authorizations: Make sure you have the necessary authorizations to change the material master data.
  Consult Documentation: If you are unsure about the implications of setting the bulk material indicator, consult your organization's SAP documentation or reach out to your SAP support team for guidance.
  Testing: After making changes, it’s a good practice to test the material in a non-production environment to ensure that it behaves as expected in bulk transactions.
  
  By following these steps, you should be able to resolve the PK306 error and successfully process transactions involving bulk materials.