How To Fix WU426 - Currency unit field cannot be left empty when price entered

SAP Error Message - Details

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 426

• Message text: Currency unit field cannot be left empty when price entered

What causes this issue?

You entered a price but not the currency.

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?

Enter the currency for the price.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WU426 - Currency unit field cannot be left empty when price entered ?

  The SAP error message WU426 ("Currency unit field cannot be left empty when price entered") typically occurs in scenarios where a price is being entered in a transaction, but the corresponding currency field is not filled in. This is common in various SAP modules, such as Sales and Distribution (SD), Materials Management (MM), or Financial Accounting (FI).
  Cause:
  
  Missing Currency Field: The currency field is not populated while entering a price for a product or service.
  Configuration Issues: There may be configuration settings in the system that require a currency to be specified when entering prices.
  User Input Error: The user may have overlooked entering the currency field while filling out the form.
  
  Solution:
  
  Enter Currency: Ensure that the currency field is filled in before entering the price. This is usually a mandatory field when dealing with monetary values.
  Check Configuration: If you are an administrator or have access to configuration settings, check the relevant settings in the SAP system to ensure that the currency field is set up correctly.
  Review User Training: If this error is frequently encountered by users, consider providing additional training or documentation to ensure they understand the importance of filling in the currency field.
  Validation Rules: If applicable, review any validation rules that may be causing this error and adjust them if necessary.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes depending on the module (e.g., VA01 for sales orders, ME21N for purchase orders).
  Field Status Groups: Check the field status groups in the configuration to ensure that the currency field is set as mandatory when entering prices.
  SAP Notes: Look for any relevant SAP Notes that may address this issue or provide additional guidance on handling currency fields in your specific version of SAP.
  User Exits or BAdIs: If custom development is involved, check for any user exits or BAdIs that might be affecting the behavior of the currency field.
  
  By ensuring that the currency field is populated whenever a price is entered, you should be able to resolve the WU426 error.