How To Fix CNV_DMC_MC_EXCEPTION120 - Value &1 not allowed

CNV_DMC_MC_EXCEPTION120 - Overview

• Message type: E = Error

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

• Message number: 120

• Message text: Value &1 not allowed

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_MC_EXCEPTION120 - Value &1 not allowed ?

  The SAP error message CNV_DMC_MC_EXCEPTION120 Value &1 not allowed typically occurs during data migration processes, particularly when using the SAP Data Migration Cockpit (DMC) or during the execution of a migration project. This error indicates that a specific value being processed is not permitted according to the defined rules or constraints in the target system.
  
  Cause:
  
  
  Invalid Data Value: The value &1 that is being processed does not meet the criteria set in the target system. This could be due to:
  
  Data type mismatches (e.g., trying to insert a string into a numeric field).
  Values that are outside of the allowed range (e.g., negative values in a field that only accepts positive numbers).
  Values that do not exist in the reference tables (e.g., trying to use a status code that is not defined).
  
  
  
  
  Configuration Issues: The target system may have specific configurations or settings that restrict certain values, which may not be aligned with the source