How To Fix OB126 - Maximum quantity cannot be less than the quantity used

SAP Error Message - Details

• Message type: E = Error

• Message class: OB - IS-OIL Downstream TDP messages

• Message number: 126

• Message text: Maximum quantity cannot be less than the quantity used

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 OB126 - Maximum quantity cannot be less than the quantity used ?

  The SAP error message OB126 "Maximum quantity cannot be less than the quantity used" typically occurs in the context of inventory management or material management when you are trying to set a maximum quantity for a material or product that is less than the quantity that is currently being used or allocated.
  Cause:
  
  Inconsistent Data: The maximum quantity you are trying to set is lower than the quantity that is already allocated or in use.
  Configuration Issues: There may be a configuration issue in the material master or in the settings related to inventory management.
  Transaction Errors: The error can also arise during transactions where the system checks the maximum quantity against the current usage.
  
  Solution:
  
  Check Current Usage: Review the current usage of the material or product. You can do this by checking the stock overview or the material document to see how much is currently allocated or in use.
  Adjust Maximum Quantity: If you need to set a maximum quantity, ensure that it is greater than or equal to the current quantity in use. Adjust the maximum quantity accordingly.
  Review Material Master Data: Go to the material master data (transaction code MM03) and check the settings related to the maximum quantity. Make sure they are configured correctly.
  Consult with Stakeholders: If you are unsure about the appropriate maximum quantity, consult with inventory management or production planning teams to determine the correct limits.
  Check for Open Transactions: Ensure there are no open transactions that might be affecting the quantity. If there are, you may need to resolve those before making changes.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM03 (Display Material), MB52 (List Warehouse Stocks on Hand), or MB1A (Goods Withdrawal) to check material data and stock levels.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation related to inventory management and material master settings for best practices and guidelines.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide deeper insights into the specific configuration and data in your SAP environment.