How To Fix SAPLWSPO142 - Enter a purchase order quantity

SAP Error Message - Details

• Message type: E = Error

• Message class: SAPLWSPO - SAP Retail Store: Purchase Order

• Message number: 142

• Message text: Enter a purchase order 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 SAPLWSPO142 - Enter a purchase order quantity ?

  The SAP error message SAPLWSPO142 typically occurs when a user attempts to create or process a purchase order (PO) without specifying a quantity for the items being ordered. This error is part of the SAP Materials Management (MM) module and indicates that the system requires a valid quantity to proceed with the transaction.
  Cause:
  The primary cause of this error is that the quantity field for one or more line items in the purchase order is either left blank or contains an invalid value (e.g., zero). The system requires a valid quantity to ensure that the order can be processed correctly.
  Solution:
  To resolve the error, follow these steps:
  
  
  Check the Purchase Order Entry:
  
  Go back to the purchase order screen where you encountered the error.
  Review each line item in the purchase order.
  
  
  
  Enter a Valid Quantity:
  
  Ensure that you enter a valid quantity for each line item. The quantity should be a positive number that reflects the amount you wish to order.
  
  
  
  Save the Purchase Order:
  
  After entering the required quantities, attempt to save the purchase order again.
  
  
  
  Review Item Details:
  
  If the error persists, check if there are any additional fields that may need to be filled out for the line items, such as delivery dates or material numbers.
  
  
  
  Consult Documentation:
  
  If you are unsure about the required fields or the process, refer to your organization's SAP documentation or user manuals for guidance.
  
  
  
  Contact Support:
  
  If you continue to experience issues after verifying the quantities and other fields, consider reaching out to your SAP support team or system administrator for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes related to purchase order creation, such as ME21N (Create Purchase Order) or ME22N (Change Purchase Order).
  User Roles: Ensure that you have the appropriate permissions to create or modify purchase orders in the SAP system.
  Training: If you are new to SAP MM, consider undergoing training to familiarize yourself with the purchase order process and the required fields.
  
  By following these steps, you should be able to resolve the SAPLWSPO142 error and successfully create or modify your purchase order.