How To Fix /SAPAPO/PDEM845 - Basic unit of measure in Order &1 Item &2 Sched.Line &3 is not determined

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 845

• Message text: Basic unit of measure in Order &1 Item &2 Sched.Line &3 is not determined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 /SAPAPO/PDEM845 - Basic unit of measure in Order &1 Item &2 Sched.Line &3 is not determined ?

  The SAP error message /SAPAPO/PDEM845 indicates that the basic unit of measure (BOM) for a specific order item and schedule line is not determined in the system. This error typically occurs in the context of Advanced Planning and Optimization (APO) when dealing with production orders, purchase orders, or sales orders.
  
  Cause:
  
  Missing Master Data: The basic unit of measure may not be defined in the material master data for the specific material being processed.
  Incorrect Configuration: The configuration settings in the APO system may not be set up correctly to determine the basic unit of measure.
  Data Inconsistency: There may be inconsistencies between the APO and the ERP system, particularly if the data has not been synchronized properly.
  Material Type Issues: The material type may not support the basic unit of measure, or it may not be correctly defined in the system.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master (transaction code MM03) and check the