How To Fix O3119 - Mandatory field: you cannot leave the field blank, enter data

SAP Error Message - Details

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 119

• Message text: Mandatory field: you cannot leave the field blank, enter data

What causes this issue?

This field is mandatory because you have maintained either an excise
duty tax group or a conversion group.

How to fix this error?

Maintain a valid unit of measure group or remove the conversion group
and excise duty tax group.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O3119 - Mandatory field: you cannot leave the field blank, enter data ?

  The SAP error message O3119, which states "Mandatory field: you cannot leave the field blank, enter data," typically occurs when a required field in a transaction or data entry screen is left empty. This error is common in various SAP modules, including MM (Materials Management), SD (Sales and Distribution), and others, where certain fields are marked as mandatory for the process to proceed.
  Cause:
  
  Mandatory Fields: The field that triggered the error is marked as mandatory in the configuration or the specific transaction you are using. This means that the system requires a value to be entered before proceeding.
  Configuration Issues: Sometimes, the configuration settings in the SAP system may have been altered, leading to additional fields being marked as mandatory.
  User Input Error: The user may have overlooked entering data in a required field, either due to oversight or misunderstanding of the form.
  
  Solution:
  
  Identify the Field: Check the screen for any fields that are highlighted or marked with an asterisk (*) indicating they are mandatory. 
  Enter Required Data: Fill in the required field with the appropriate data. Ensure that the data entered meets the expected format and criteria.
  Review Configuration: If you believe the field should not be mandatory, consult with your SAP administrator or functional consultant to review the configuration settings.
  Check for Dependencies: Sometimes, the value in one field may depend on another. Ensure that all related fields are filled out correctly.
  Consult Documentation: Refer to the relevant SAP documentation or help files for guidance on what data is required for the specific transaction you are working on.
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes depending on the module (e.g., ME21N for Purchase Orders, VA01 for Sales Orders).
  Field Help: Use the F1 help key on the field to get more information about what is required.
  User Training: Ensure that users are trained on the importance of mandatory fields and how to properly fill out forms in SAP.
  Error Logs: If the issue persists, check the system logs or error messages for additional context that may help in troubleshooting.
  
  If the problem continues after following these steps, it may be necessary to escalate the issue to your SAP support team for further investigation.