How To Fix CNV_DMC_MC_EXCEPTION149 - No selection field has been selected

CNV_DMC_MC_EXCEPTION149 - Overview

• Message type: E = Error

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

• Message number: 149

• Message text: No selection field has been selected

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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CNV_DMC_MC_EXCEPTION149 - Details

• The SAP error message CNV_DMC_MC_EXCEPTION149: No selection field has been selected 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 the system expects a selection field to be specified, but none has been provided.
  
  Cause:
  
  Missing Selection Criteria: The error usually arises when the user has not specified any selection criteria for the data migration or conversion process. This could be due to a user oversight or a misconfiguration in the migration settings.
  
  Configuration Issues: There may be issues with the configuration of the migration project, such as missing or incorrectly set parameters.
  User Interface Issues: Sometimes, the user interface may not display the selection fields correctly, leading to confusion.
  
  
  Solution:
  
  Specify Selection Fields: Ensure that you have selected the appropriate fields for the data selection. Go back to the selection screen and choose the necessary fields that