How To Fix CHCL050 - Activity not possible. Material &3 is already contained in conversion &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CHCL - Messages for Batch Class Conversion

• Message number: 050

• Message text: Activity not possible. Material &3 is already contained in conversion &2

What causes this issue?

You cannot reset the deletion flag for conversion &V1&, because the
material &V3& is already assigned to conversion &V2&.

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?

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 CHCL050 - Activity not possible. Material &3 is already contained in conversion &2 ?

  The SAP error message CHCL050 indicates that there is an issue with a material that is already included in a conversion process. This typically occurs in the context of production planning or material management when trying to perform an operation that involves a material that is already part of another conversion.
  Cause:
  The error message "Activity not possible. Material &3 is already contained in conversion &2" usually arises due to the following reasons:
  
  Duplicate Entries: The material you are trying to add to a conversion is already associated with another conversion process.
  Incorrect Configuration: There may be a configuration issue in the way the conversion processes are set up in the system.
  Data Integrity Issues: There could be inconsistencies in the data related to the material or conversion processes.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Conversions: Verify if the material (indicated by &3) is already part of another conversion (indicated by &2). You can do this by checking the conversion records in the system.
  
  
  Remove Duplicate Entries: If the material is indeed already included in another conversion, you may need to remove it from that conversion or adjust your current operation to avoid the conflict.
  
  
  Review Configuration: Ensure that the configuration settings for the conversion processes are correct and that there are no conflicting settings that could lead to this error.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling conversion processes and related error messages.
  
  
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that deal with material conversions, such as C223 (Change Conversion) or C224 (Display Conversion).
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may address the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.