How To Fix CNV20305350 - *** Messages for cycles ***

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20305 - Messages for conversion packages in CO

• Message number: 350

• Message text: *** Messages for cycles ***

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20305350 - *** Messages for cycles *** ?

  The SAP error message CNV20305350, which pertains to "Messages for cycles," typically arises during data migration or conversion processes, particularly when using SAP's Conversion Tools or during the execution of specific programs related to data transformation.
  Cause:
  The error message CNV20305350 usually indicates that there are cycles or loops in the data being processed. This can occur in various scenarios, such as:
  
  Hierarchical Data Structures: If the data being migrated includes hierarchical relationships (like parent-child relationships) and there are circular references, this can trigger the error.
  Data Integrity Issues: If the data contains inconsistencies or integrity issues that create cycles, the system may not be able to process it correctly.
  Configuration Errors: Incorrect configuration settings in the migration tool or program can also lead to this error.
  
  Solution:
  To resolve the CNV20305350 error, consider the following steps:
  
  Check Data for Cycles: Review the data being processed for any circular references. This may involve checking parent-child relationships or any other hierarchical structures.
  Data Cleansing: If cycles are found, you may need to clean the data to remove or correct these references. This could involve restructuring the data or removing problematic entries.
  Review Migration Configuration: Ensure that the configuration settings for the migration tool or program are correct. This includes checking any parameters that may affect how relationships are interpreted.
  Use Debugging Tools: If available, use debugging tools or logs to trace the exact point of failure and identify the specific data causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues.
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Tools: Familiarize yourself with the specific migration tools you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific guidelines for handling cycles.
  Data Model: Understanding the data model and relationships in your source and target systems can help in identifying potential issues before migration.
  
  By following these steps, you should be able to identify and resolve the underlying issues causing the CNV20305350 error.