How To Fix MG142 - The value & is not allowed for the field &

MG142 - Overview

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 142

• Message text: The value & is not allowed for the field &

What causes this issue?

When you transfer data by <DS:GLOS.direct_input>direct input</> or when
you distribute data by <DS:GLOS.Application_Link_Enabling>application
link enabling</> (ALE), the system performs the same checks as in
online mode. However, the value &V1& is not allowed for the field &V2&.

System Response

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

How to fix this error?

Check what values are allowed for the field in online mode.

Error message extract from SAP system. Copyright SAP SE.

MG142 - Details

• The SAP error message MG142, which states "The value & is not allowed for the field &," typically occurs in the context of material management or inventory management processes. This error indicates that a value entered in a specific field does not meet the validation criteria set for that field in the SAP system.
  Causes:
  
  Invalid Input Value: The value entered may not be valid for the specific field due to business rules or configuration settings.
  Field Restrictions: The field may have predefined acceptable values (e.g., specific units of measure, material types, etc.), and the entered value does not match any of these.
  Data Type Mismatch: The value may not conform to the expected data type (e.g., entering a string where a numeric value is expected).
  
  Configuration Issues: There may be issues with the configuration of the material master or other related settings that restrict the values that can be entered.
  
  Solutions:
  
  Check Input Value: Verify the