How To Fix C1142 - Value &: internal unit missing

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 142

• Message text: Value &: internal unit missing

What causes this issue?

The value &v1& contains a unit of measurement.
When the characteristic was last edited, the allocated unit was
removed from the list of available units.

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?

Please ask your system manager to make the unit available for use
again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1142 - Value &: internal unit missing ?

  The SAP error message C1142 ("Value &: internal unit missing") typically occurs in the context of material management or inventory management within the SAP system. This error indicates that there is a missing internal unit of measure for a specific material or item in the system.
  Cause:
  
  Missing Unit of Measure: The internal unit of measure for a material is not defined in the material master record.
  Incorrect Configuration: The configuration settings for units of measure in the system may not be set up correctly.
  Data Inconsistency: There may be inconsistencies in the data related to the material master, such as missing entries or incorrect settings.
  
  Solution:
  
  
  Check Material Master:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Purchasing" views to ensure that the internal unit of measure is defined.
  If it is missing, you can add it using transaction code MM02 (Change Material).
  
  
  
  Define Units of Measure:
  
  Ensure that the internal unit of measure is defined in the system. You can do this by navigating to the configuration settings for units of measure (transaction code OMN1).
  If necessary, create or modify the unit of measure settings.
  
  
  
  Check Configuration:
  
  Review the configuration settings related to material types and units of measure in the SAP IMG (Implementation Guide).
  Ensure that the relevant settings for the material type you are working with are correctly configured.
  
  
  
  Data Consistency Check:
  
  Run a consistency check on the material master data to identify any discrepancies or missing information.
  Use transaction code MM02 to correct any inconsistencies.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on handling unit of measure issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material
  MM02: Change Material
  OMN1: Define Units of Measure
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the material master data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in material management.