How To Fix BM407 - Specify a valid pressure unit

SAP Error Message - Details

• Message type: E = Error

• Message class: BM - Development class BZME - units of measure

• Message number: 407

• Message text: Specify a valid pressure unit

What causes this issue?

The specified unit is not a unit of pressure.

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 your entry. The possible entries help (F4) lists valid entries.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BM407 - Specify a valid pressure unit ?

  The SAP error message BM407 "Specify a valid pressure unit" typically occurs in the context of SAP Plant Maintenance (PM) or SAP Materials Management (MM) when dealing with measurement documents or equipment data that require a pressure unit to be specified. This error indicates that the system expects a valid unit of measurement for pressure, but the input provided is either missing, incorrect, or not recognized by the system.
  Cause:
  
  Missing Unit of Measurement: The pressure unit has not been specified in the relevant field.
  Invalid Unit of Measurement: The unit entered is not recognized by the system as a valid pressure unit (e.g., entering "kg" instead of "bar" or "psi").
  Configuration Issues: The unit of measurement may not be properly configured in the system settings or may not be assigned to the relevant measurement point or equipment.
  Data Entry Errors: Typographical errors or incorrect formatting in the input field.
  
  Solution:
  
  Check Input Fields: Ensure that the pressure unit is specified in the relevant field. If it is missing, enter a valid pressure unit.
  Use Valid Units: Make sure to use recognized pressure units such as:
  
  Bar
  Pascal (Pa)
  Pounds per square inch (psi)
  Atmosphere (atm)
  Millimeters of mercury (mmHg)
  
  
  Configuration Review: If the unit is valid but still causing issues, check the configuration settings in SAP:
  
  Go to the transaction code CUNI (Unit of Measure) to review the units defined in the system.
  Ensure that the pressure unit is correctly defined and active.
  
  
  Check Measurement Points: If the error occurs in a specific measurement point or equipment, verify that the measurement point is correctly configured to accept the specified pressure unit.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on valid units of measurement and their configurations.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  CUNI: For managing units of measure.
  IE03: To display equipment and check measurement points.
  IW21: To create maintenance notifications, which may involve entering measurement data.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users entering data are trained on the correct units of measurement and the importance of using valid entries.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.