How To Fix W0119 - Enter a one-time customer number

SAP Error Message - Details

• Message type: E = Error

• Message class: W0 - Customizing - ISR

• Message number: 119

• Message text: Enter a one-time customer number

What causes this issue?

You selected <DS:GLOS.3526BFC5AFAB52B9E10000009B38F974>one-time
customer processing</> but did not enter any one-time customers.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Maintain a one-time customer number or deselect the indicator enabling
one-time customers.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message W0119 - Enter a one-time customer number ?

  SAP Error Message:
  
  W0119 - Enter a one-time customer number
  
  Cause:
  This warning message appears when you are trying to post a transaction (such as a sales order, billing document, or accounting document) that requires a one-time customer number, but the system detects that this number has not been entered.
  In SAP, a one-time customer (also called a "one-off customer") is used for customers who are not maintained in the master data because they are infrequent or occasional customers. Instead of selecting a regular customer master record, you enter a one-time customer number to identify the customer temporarily.
  The message W0119 is triggered when the system expects a one-time customer number but it is missing or not entered.
  
  When does it occur?
  
  When creating sales documents (e.g., sales orders, deliveries, billing documents) for one-time customers.
  When posting accounting documents where a one-time customer is involved.
  When the customer master data is not maintained, and the system expects a one-time customer number to be entered manually.
  
  
  Solution:
  
  
  Enter the One-Time Customer Number:
  
  In the relevant field (usually the customer number field), enter the one-time customer number.
  One-time customer numbers are typically predefined in the system (e.g., a special number range reserved for one-time customers).
  
  
  
  Check Customer Master Data:
  
  If you intended to use a regular customer, ensure that the customer master record exists and is correctly entered.
  If the customer is truly a one-time customer, make sure the system is configured to allow one-time customers and that the number is entered.
  
  
  
  Configuration Check (if needed):
  
  Verify the number range for one-time customers in transaction XD01/XD02 or relevant customer master transactions.
  Check the sales document type or billing document type settings to see if one-time customers are allowed.
  In customizing (SPRO), check under Sales and Distribution ? Basic Functions ? Account Assignment/Costing ? One-Time Account to ensure proper setup.
  
  
  
  User Training:
  
  Train users to enter the one-time customer number when required.
  Provide clear instructions on when to use one-time customers vs. regular customers.
  
  
  
  
  Additional Information:
  
  One-time customer number is often a generic number like 999999 or a number from a special number range reserved for one-time customers.
  The system uses this number to post the transaction without requiring a full customer master record.
  This approach is useful for occasional customers or customers who do not warrant a full master record.
  The warning W0119 is not an error but a prompt to ensure the one-time customer number is entered to avoid posting incomplete data.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Message
  W0119 - Enter a one-time customer number
  
  
  Cause
  One-time customer number missing in transaction
  
  
  Solution
  Enter the one-time customer number in the customer field
  
  
  Related Transactions
  Sales order (VA01), Billing (VF01), FI postings
  
  
  Configuration
  Check one-time customer number ranges and settings in SPRO
  
  
  
  
  If you continue to face issues, please provide the transaction code and context where the message appears for more specific guidance.