Message type: E = Error
Message class:  /SAPAPO/DMMOD -  
Message number: 018
Message text: The Product is still being used in iPPE &1. It will not be deleted.
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The SAP error message /SAPAPO/DMMOD018 indicates that a product cannot be deleted because it is still being used in Integrated Product and Process Engineering (iPPE). This typically occurs in the context of SAP Advanced Planning and Optimization (APO) or SAP S/4HANA environments where iPPE is utilized for product modeling.
Cause: The error is triggered when you attempt to delete a product that is still referenced in iPPE structures, such as: Product models Product variants Bill of materials (BOMs) Routing information Other related iPPE objects
Solution: To resolve this error, you need to identify and remove the references to the product in iPPE. Here are the steps you can take: Check iPPE Usage: Use transaction codes like /SAPAPO/iPPE or navigate through the iPPE workbench to find where the product is being used. Look for any models, variants, or other objects that reference the product. Remove References: If you find any iPPE objects that reference the product, you will need to either delete those objects or
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