How To Fix CNV_20306_CHECK004 - No mapping provided

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20306_CHECK - Message Class for package CNV_20306_CHECK

• Message number: 004

• Message text: No mapping provided

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 CNV_20306_CHECK004 - No mapping provided ?

  The SAP error message CNV_20306_CHECK004: No mapping provided typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion project. This error indicates that there is a missing mapping for a specific data element that is required for the conversion process.
  Cause:
  
  
  Missing Mapping Configuration: The most common cause of this error is that the mapping for a specific field or data element has not been defined in the mapping configuration. This can happen if the mapping was not set up correctly or if the required mapping was overlooked during the configuration process.
  
  
  Incorrect Data Source: The data source being used for the migration may not have the necessary mappings defined, or the source data may not align with the expected structure in the target system.
  
  
  Incompatibility Issues: There may be incompatibilities between the source and target data structures, leading to the absence of a defined mapping.
  
  
  Solution:
  
  
  Check Mapping Configuration: Review the mapping configuration in the Data Migration tool or the relevant transaction. Ensure that all required fields have been mapped correctly. If any mappings are missing, add them as needed.
  
  
  Review Source Data: Verify that the source data contains the necessary fields and that they are correctly formatted. If the source data is missing required fields, you may need to adjust the data extraction process.
  
  
  Consult Documentation: Refer to the SAP documentation or guides related to the specific migration or conversion project you are working on. This can provide insights into the required mappings and configurations.
  
  
  Use Transaction Codes: If applicable, use transaction codes like LTMC (for Legacy Transfer Migration Cockpit) or LTMOM (for Migration Object Modeler) to check and adjust the mappings.
  
  
  Testing: After making changes to the mapping configuration, perform a test run of the migration process to ensure that the error has been resolved.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who has experience with data migration projects.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  Training and Documentation: Ensure that team members involved in the migration process are adequately trained on the tools and processes involved in data migration.
  
  By following these steps, you should be able to identify the cause of the CNV_20306_CHECK004 error and implement a solution to resolve it.