How To Fix C1842 - Conflict at characteristic &1: old value &2, new value &3

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 842

• Message text: Conflict at characteristic &1: old value &2, new value &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C1842 - Conflict at characteristic &1: old value &2, new value &3 ?

  The SAP error message C1842 indicates a conflict in the values assigned to a characteristic in a configuration scenario. This typically occurs in the context of variant configuration, where a characteristic is being assigned a new value that conflicts with an existing value.
  Cause:
  The error message C1842 is triggered when:
  
  A characteristic already has a value assigned (old value) that conflicts with a new value being assigned.
  This can happen during the configuration of a product where certain characteristics are interdependent, and the new value violates the constraints or dependencies set for those characteristics.
  
  Solution:
  To resolve the C1842 error, you can take the following steps:
  
  
  Review Characteristic Values: Check the current configuration of the product and identify the characteristic that is causing the conflict. Look at both the old value and the new value to understand the nature of the conflict.
  
  
  Check Dependencies: Investigate any dependencies or constraints that may be defined for the characteristics. This can include:
  
  Dependencies defined in the configuration profile.
  Constraints that may restrict certain combinations of characteristic values.
  
  
  
  Adjust Configuration: Modify the configuration to ensure that the new value does not conflict with the existing value. This may involve:
  
  Changing the new value to one that is compatible with the old value.
  Removing or adjusting other characteristics that may be causing the conflict.
  
  
  
  Use Configuration Tools: Utilize SAP's configuration tools to help identify and resolve conflicts. The configuration editor can provide insights into which characteristics are causing issues.
  
  
  Consult Documentation: Refer to the documentation for the specific product configuration to understand the rules and constraints that apply to the characteristics in question.
  
  
  Testing: After making adjustments, test the configuration again to ensure that the error is resolved and that the configuration behaves as expected.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CU50 (Configuration Profile) or CU60 (Configuration Simulation) to analyze and simulate configurations.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Training and Documentation: Consider reviewing training materials or documentation on variant configuration in SAP to better understand how to manage characteristics and their dependencies.
  
  By following these steps, you should be able to identify the cause of the conflict and implement a solution to resolve the C1842 error in SAP.