How To Fix BM309 - Choose a unit that matches the dimension


BM309 - Overview

  • Message type: E = Error

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

  • Message number: 309

  • Message text: Choose a unit that matches the dimension

  • Show details Hide details
  • What causes this issue?

    In the units of measure table, dimension &V2& is not entered for unit
    of measure &V1&.

    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?

    To display a list of possible values, select F4.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message BM309 - Choose a unit that matches the dimension ?
    The SAP error message BM309 ("Choose a unit that matches the dimension") typically occurs in the context of material management or inventory management when there is a mismatch between the unit of measure (UoM) selected and the dimensions of the material being processed. This error can arise in various transactions, such as when creating or changing material master records, or during inventory postings.
    
    Cause: Unit of Measure Mismatch: The selected unit of measure does not correspond to the dimensions defined for the material. For example, if a material is defined in cubic meters, but the user tries to enter a unit of measure in liters, this error will occur. Incorrect Configuration: The material master may not be configured correctly, leading to inconsistencies in the units of measure and their dimensions. Missing Conversion Factors: If the conversion factors between different units of measure are not defined properly, it can lead to this error.
    Solution: Check Material Master

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