How To Fix LB145 - You have already marked unit of measure & as leading unit of measure


LB145 - Overview

  • Message type: E = Error

  • Message class: LB - Logistics: Batch - Management

  • Message number: 145

  • Message text: You have already marked unit of measure & as leading unit of measure

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  • Self-Explanatory Message

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    To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message LB145 - You have already marked unit of measure & as leading unit of measure ?
    The SAP error message LB145, which states "You have already marked unit of measure & as leading unit of measure," typically occurs in the context of material master data or when dealing with units of measure in inventory management. This error indicates that the unit of measure you are trying to set as the leading unit of measure has already been designated as such for the material in question.
    
    Cause: Duplicate Assignment: The unit of measure you are trying to mark as leading is already marked as the leading unit of measure for that material.
    Configuration Issues: There may be issues in the configuration of the material master or the units of measure settings in the system. Data Entry Error: The user may have inadvertently attempted to set the same unit of measure multiple times.
    Solution: Check Existing Settings: Go to the material master record (transaction code MM03) and check the units of measure section to see

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