How To Fix CN579 - Delivery quantity is larger than open quantity

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 579

• Message text: Delivery quantity is larger than open quantity

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN579 - Delivery quantity is larger than open quantity ?

  The SAP error message CN579 ("Delivery quantity is larger than open quantity") typically occurs in the context of project management and logistics when attempting to deliver materials or services that exceed the available or open quantity in the system. This error is often encountered in the SAP Project System (PS) or when dealing with sales orders and deliveries.
  Cause:
  
  Quantity Mismatch: The delivery quantity specified in the delivery document exceeds the quantity that is available or open for delivery in the system.
  Incorrect Configuration: There may be issues with the configuration of the project or order that leads to discrepancies in the expected quantities.
  Incomplete or Incorrect Data: The data entered in the delivery document may be incorrect or incomplete, leading to an attempt to deliver more than what is available.
  Stock Availability: The stock available for the item may have been reduced due to prior deliveries or reservations, leading to a situation where the requested delivery quantity is no longer valid.
  
  Solution:
  
  Check Open Quantities: Verify the open quantity for the project or order in question. You can do this by checking the relevant project or order details in SAP.
  Adjust Delivery Quantity: Modify the delivery quantity in the delivery document to match the available open quantity. This can be done in the delivery processing screen.
  Review Stock Levels: Check the stock levels for the materials involved. Ensure that the stock is available and that there are no reservations or other deliveries that would affect the available quantity.
  Correct Data Entry: Ensure that all data entered in the delivery document is accurate and complete. Double-check the item numbers, quantities, and any other relevant information.
  Consult with Project Manager: If the issue persists, consult with the project manager or relevant stakeholders to understand if there are any changes in the project scope or requirements that need to be reflected in the system.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like VL01N (Create Outbound Delivery) or VL02N (Change Outbound Delivery) to manage deliveries.
  Reports: Use reports such as MB52 (List Warehouse Stocks on Hand) or CO03 (Display Production Order) to check stock and order statuses.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to make changes to delivery documents and project orders.
  
  By following these steps, you should be able to resolve the CN579 error and successfully process your delivery.