How To Fix CO135 - Material type & cannot be used with item category &

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 135

• Message text: Material type & cannot be used with item category &

What causes this issue?

You want to create or change a component. The material type of the
material in question is incompatible with the item category specified.

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

How can this happen?

The material type does not allow updates on a quantity basis, whereas
the item category specifies inventory management on a quantity basis.
In this case, the material type and the item category are incompatible.

How to fix this error?

Change the material type, or the item category.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO135 - Material type & cannot be used with item category & ?

  The SAP error message CO135 indicates that there is a mismatch between the material type and the item category in a particular transaction, typically related to the creation or processing of a sales order, purchase order, or production order. This error usually arises when the system is unable to process a material due to its configuration or settings.
  Cause:
  
  Material Type Restrictions: The material type you are trying to use is not compatible with the item category specified in the transaction. Each item category has specific requirements regarding the material types it can work with.
  Configuration Issues: The configuration settings in the system may not allow the combination of the specified material type and item category.
  Missing Master Data: The material master data may not be fully maintained for the material type in question, leading to restrictions in its use.
  Transaction Type Limitations: Certain transaction types may have limitations on which material types can be used.
  
  Solution:
  
  Check Material Type and Item Category: Verify the material type and item category being used. Ensure that they are compatible. You can refer to the configuration settings in the SAP system to see which combinations are allowed.
  Review Material Master Data: Ensure that the material master data is complete and correctly configured. Check the views relevant to the material type and ensure all necessary fields are filled out.
  Adjust Configuration: If you have the necessary authorization, you may need to adjust the configuration settings in the SAP system to allow the combination of the material type and item category. This typically involves accessing the SPRO transaction and navigating to the relevant configuration area.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the material types and item categories in your system.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MM02 (Change Material), MM03 (Display Material), or SPRO (Customizing) to check and modify settings.
  Material Type Configuration: The configuration for material types can be found under the following path in SPRO: 
  
  Logistics - General > Material Master > Basic Settings > Define Attributes of Material Types.
  
  
  Item Category Configuration: The configuration for item categories can be found under:
  
  Sales and Distribution > Sales > Sales Document > Define Item Categories.
  
  
  Error Logs: Check the error logs or short dumps (ST22) for more detailed information about the error.
  
  By following these steps, you should be able to identify the cause of the CO135 error and implement a solution.