How To Fix CNV_12000123 - '&1': '&2' and '&3': '&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_12000 - Messages for shorttext and description conversion

• Message number: 123

• Message text: '&1': '&2' and '&3': '&4'

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_12000123 - '&1': '&2' and '&3': '&4' ?

  The SAP error message CNV_12000123 typically relates to issues encountered during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades. The message format indicates that there are specific parameters that provide more context about the error.
  Cause:
  The error message CNV_12000123 is often triggered by one of the following reasons:
  
  Data Inconsistencies: There may be inconsistencies or invalid data in the source system that cannot be processed correctly during the migration.
  Configuration Issues: Incorrect configuration settings in the migration tool or in the target system can lead to this error.
  Missing Data: Required data fields may be missing or not populated correctly in the source data.
  Mapping Errors: Issues with the mapping of fields between the source and target systems can also cause this error.
  
  Solution:
  To resolve the CNV_12000123 error, consider the following steps:
  
  Check the Parameters: Review the parameters '&1', '&2', '&3', and '&4' in the error message for specific details about what caused the error. These parameters usually provide information about the data or the process that failed.
  Data Validation: Validate the data in the source system to ensure that it meets the requirements for migration. Look for any inconsistencies or missing values.
  Configuration Review: Check the configuration settings of the migration tool and ensure they are set up correctly for the data being migrated.
  Mapping Verification: Review the mapping of fields between the source and target systems to ensure that all necessary fields are correctly mapped.
  Logs and Traces: Check the logs and traces generated during the migration process for more detailed error messages that can provide additional context.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message details and any relevant logs.
  
  By following these steps, you should be able to identify the root cause of the CNV_12000123 error and implement a solution to resolve it.