How To Fix PPEXPL_CMP021 - Alternative &1 in configurable product structure found

SAP Error Message - Details

• Message type: E = Error

• Message class: PPEXPL_CMP - Messages for Explosion of Product Structures

• Message number: 021

• Message text: Alternative &1 in configurable product structure found

What causes this issue?

During the explosion of a product structure, the system determined the
alternative &V1&. The system does not support this modelling.

System Response

The system issues an error message, and continues with the upwards
explosion of other objects.

How to fix this error?

Delete the relationship betweeen the node and alternative &V1& in
Integrated Product and Process Engineering (iPPE) in the back-end
system.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PPEXPL_CMP021 - Alternative &1 in configurable product structure found ?

  The SAP error message PPEXPL_CMP021 indicates that there is an issue with the configuration of a configurable product in the SAP system. Specifically, it means that an alternative component (or alternative item) has been found in the product structure, which is not allowed in the current context of the configuration.
  Cause:
  
  Alternative Components: The error typically arises when the system encounters an alternative component in the configuration that is not compatible with the current selection or configuration rules.
  Configuration Rules: The configuration rules defined for the product may not allow for the selection of alternative components, or there may be a conflict in the rules that leads to this error.
  Incomplete Configuration: The product may not be fully configured, leading to the system trying to resolve alternatives that are not valid in the current context.
  
  Solution:
  
  Review Configuration: Check the configuration of the product to ensure that all required components are selected and that there are no conflicts with alternative components.
  Adjust Configuration Rules: If necessary, modify the configuration rules to allow for the selection of alternative components if that is appropriate for your business logic.
  Check Dependencies: Ensure that all dependencies and constraints related to the configurable product are correctly defined and that they do not conflict with the alternatives.
  Consult Documentation: Refer to the SAP documentation for configurable products and variant configuration to understand how alternatives are handled and what might be causing the issue.
  Testing: After making changes, test the configuration process to ensure that the error does not reoccur.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance on handling alternative components in configurable products.
  Transaction Codes: Familiarize yourself with transaction codes related to variant configuration (e.g., CU50 for configuration, CU01 for creating configuration profiles).
  User Exits and BAdIs: If custom logic is implemented, review any user exits or BAdIs that might affect the configuration process.
  Training and Documentation: Ensure that users involved in the configuration process are trained on how to properly configure products and understand the implications of selecting alternative components.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.