How To Fix O3156 - Unit & has not been maintained in the unit table

SAP Error Message - Details

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 156

• Message text: Unit & has not been maintained in the unit table

What causes this issue?

The unit of measure does not exist in table T006_OIB.

System Response

The system stops processing.

How to fix this error?

Check that the unit exists in table T006. If T006 contains the unit of
measure, run report ROIBXUOM_R3E to synchronize T006_OIB with T006.
After running the report, check the IS-Oil specific fields using
transaction CUNI (temperature/pressure specifications).

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 O3156 - Unit & has not been maintained in the unit table ?

  The SAP error message O3156 indicates that a specific unit of measure (UoM) has not been maintained in the unit table. This typically occurs when you are trying to perform an operation that involves a unit of measure that the system does not recognize or has not been configured properly.
  Cause:
  
  Missing Unit of Measure: The unit of measure you are trying to use has not been defined in the SAP system.
  Incorrect Configuration: The unit of measure may exist but is not properly configured in the relevant tables.
  Data Entry Error: There may be a typo or incorrect entry when specifying the unit of measure.
  
  Solution:
  To resolve the O3156 error, you can follow these steps:
  
  
  Check Unit of Measure:
  
  Go to transaction code CUNI (Unit of Measure Conversion) or OMS2 (Maintain Units of Measure).
  Verify if the unit of measure in question exists in the system.
  
  
  
  Maintain Unit of Measure:
  
  If the unit of measure does not exist, you will need to create it.
  In the unit of measure maintenance screen, enter the new unit of measure and fill in the necessary details (like description, decimal places, etc.).
  
  
  
  Check Configuration:
  
  Ensure that the unit of measure is properly configured for the relevant application area (e.g., materials management, sales and distribution).
  Check if the unit of measure is assigned to the relevant material types or other master data.
  
  
  
  Review Master Data:
  
  If the unit of measure is used in material master records, check the material master data to ensure that the unit of measure is correctly assigned.
  
  
  
  Test the Changes:
  
  After making the necessary changes, test the transaction again to see if the error persists.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CUNI: Unit of Measure Conversion
  OMS2: Maintain Units of Measure
  MM02: Change Material Master
  MM03: Display Material Master
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on units of measure and their configuration.
  
  
  User Authorization: Ensure that you have the necessary authorizations to make changes to unit of measure settings.
  
  
  By following these steps, you should be able to resolve the O3156 error and ensure that the unit of measure is properly maintained in the SAP system.