How To Fix MDG_MDF118 - The key of field &1 is too long

MDG_MDF118 - Overview

• Message type: E = Error

• Message class: MDG_MDF - Master Data: Messages

• Message number: 118

• Message text: The key of field &1 is too long

What causes this issue?

The key for field &V1& is &V2& characters long - including the
independent characteristics. The system only allows keys up to &V3&
characters.

System Response

During save, the settings will not be saved.
In other cases, processing is terminated.

How to fix this error?

Choose different fields, or change the technical properties for the
field.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_MDF118 - The key of field &1 is too long ?

  The SAP error message MDG_MDF118 ("The key of field &1 is too long") typically occurs in the context of Master Data Governance (MDG) when the key field of a data record exceeds the maximum length defined in the system. This can happen during data entry, data import, or data replication processes.
  
  Cause:
  
  Field Length Exceeded: The key field (indicated by &1 in the error message) has a defined maximum length in the data model, and the value being entered or processed exceeds this length.
  Data Model Configuration: The data model configuration in MDG may have specific constraints on the length of key fields that are not being adhered to.
  Data Source Issues: If data is being imported from an external source, the source data may not conform to the expected length constraints.
  
  
  Solution:
  
  Check Field Length: Review the definition of the key field in the data model to determine the maximum allowed length. Ensure that the