How To Fix CNV_DMC_MC_EXCEPTION179 - Enter an Object

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MC_EXCEPTION - Exception texts of Migration Object Modeller

• Message number: 179

• Message text: Enter an Object

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_DMC_MC_EXCEPTION179 - Enter an Object ?

  The SAP error message CNV_DMC_MC_EXCEPTION179 with the description "Enter an Object" typically occurs in the context of data migration or conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that a required object or parameter has not been specified in the migration process.
  Cause:
  
  Missing Object Specification: The error usually arises when the user fails to specify a required object (like a data source, target table, or mapping object) in the migration cockpit.
  Configuration Issues: There may be issues with the configuration of the migration project, such as missing or incorrect settings.
  User Input Error: The user may have overlooked entering necessary details in the migration template or interface.
  
  Solution:
  
  Check Input Fields: Review the input fields in the migration cockpit to ensure that all required objects are specified. Look for any fields that are marked as mandatory and ensure they are filled out correctly.
  Review Migration Settings: Go through the configuration settings of your migration project to ensure that all necessary parameters and objects are defined.
  Consult Documentation: Refer to the SAP documentation for the Data Migration Cockpit to understand the required objects and parameters for your specific migration scenario.
  Error Logs: Check the error logs for more detailed information about what might be missing or incorrectly configured.
  SAP Notes: Search for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Contact Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the error details and context.
  
  Related Information:
  
  SAP Data Migration Cockpit: This tool is used for migrating data from legacy systems to SAP S/4HANA or other SAP systems. Understanding its functionalities and requirements is crucial for successful data migration.
  Migration Templates: Familiarize yourself with the migration templates provided by SAP, as they often contain predefined structures and fields that need to be filled out.
  Training and Resources: Consider training sessions or resources on SAP data migration processes to better understand how to avoid common pitfalls.
  
  By following these steps, you should be able to resolve the CNV_DMC_MC_EXCEPTION179 error and proceed with your data migration tasks.