ATO_CUSTOMER518 - Merge not possible. Collection does not contain items.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATO_CUSTOMER - ATO Messages for the End User

• Message number: 518

• Message text: Merge not possible. Collection does not contain items.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ATO_CUSTOMER518 - Merge not possible. Collection does not contain items. ?

  The SAP error message ATO_CUSTOMER518, which states "Merge not possible. Collection does not contain items," typically occurs in the context of Advanced Variant Configuration (AVC) or when dealing with configurable products in SAP. This error indicates that the system is attempting to merge two or more collections (or sets of items) but cannot do so because one of the collections is empty or does not contain any items.
  Causes:
  
  Empty Collection: The collection you are trying to merge does not have any items. This could happen if the configuration process did not generate any items due to missing or incorrect input data.
  Incorrect Configuration: The configuration of the product may not be set up correctly, leading to an empty collection.
  Data Integrity Issues: There may be issues with the data integrity in the system, such as missing master data or incorrect relationships between items.
  User Input Error: The user may have selected options that do not lead to any valid configuration, resulting in an empty collection.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the product. Ensure that all required options are selected and that the configuration is valid.
  Validate Input Data: Ensure that the input data provided during the configuration process is complete and correct. Check for any missing or incorrect values.
  Review Master Data: Check the master data related to the configurable product. Ensure that all necessary materials, characteristics, and dependencies are correctly defined and active.
  Debugging: If you have access to debugging tools, you can trace the process to identify where the collection is being created and why it is empty.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the configuration process and error handling.
  Contact Support: If the issue persists, consider reaching out to SAP support or your internal IT team for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CU50 (Configuration) or CU01 (Create Configurable Material) to help in diagnosing the issue.
  User Forums: Look for discussions in SAP community forums or user groups where similar issues may have been addressed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.