How To Fix /ISDFPS/MM_CS091 - Reduction of quantity; start purchase requisition &1

/ISDFPS/MM_CS091 - Overview

• Message type: E = Error

• Message class: /ISDFPS/MM_CS -

• Message number: 091

• Message text: Reduction of quantity; start purchase requisition &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/MM_CS091 - Reduction of quantity; start purchase requisition &1 ?

  The SAP error message /ISDFPS/MM_CS091 Reduction of quantity; start purchase requisition &1 typically occurs in the context of materials management and procurement processes within SAP. This message indicates that there has been a reduction in the quantity of a material that is linked to a purchase requisition, and the system is prompting for action to address this change.
  
  Cause:
  
  Quantity Reduction: The primary cause of this error is that the quantity of a material that was previously planned or ordered has been reduced. This could happen due to changes in demand, adjustments in inventory levels, or changes in production plans.
  Purchase Requisition: The error specifically mentions a purchase requisition, which means that the system is trying to reconcile the changes in quantity with the existing purchase requisition that was created for that material.
  
  Configuration Issues: There may be configuration settings in the system that are not aligned with the current business processes, leading to