How To Fix UJA_EXCEPTION124 - Value of field &1 cannot be blank

SAP Error Message - Details

• Message type: E = Error

• Message class: UJA_EXCEPTION - BPC: Admin exception message class

• Message number: 124

• Message text: Value of field &1 cannot be blank

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UJA_EXCEPTION124 - Value of field &1 cannot be blank ?

  The SAP error message UJA_EXCEPTION124, which states "Value of field &1 cannot be blank," typically occurs in the context of SAP's Project System (PS) or related modules where certain fields are mandatory and cannot be left empty. This error is often encountered during data entry or when executing a transaction that requires specific information.
  Cause:
  The error is triggered when a required field (denoted by &1 in the message) is left blank. This can happen in various scenarios, such as:
  
  Creating or updating a project, task, or activity where mandatory fields are not filled.
  Running a report or transaction that requires specific input parameters.
  Data migration or upload processes where certain fields are not populated.
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Identify the Field: Check the error message for the specific field name that is indicated by &1. This will give you a clue about which field is causing the issue.
  
  
  Review Required Fields: Go to the transaction or screen where the error occurred and review the mandatory fields. Ensure that all required fields are filled in correctly.
  
  
  Data Entry: If you are entering data manually, make sure to provide valid input for the field that cannot be blank.
  
  
  Check Configuration: If you are working with custom transactions or reports, check the configuration settings to ensure that the required fields are correctly defined.
  
  
  Data Migration: If this error occurs during data migration, ensure that your data source includes values for all mandatory fields. You may need to adjust your data extraction or transformation processes.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction or module you are working with to understand the requirements for the fields.
  
  
  Testing: After making the necessary changes, re-run the transaction or process to see if the error persists.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes in the Project System or the specific module you are working with, as they may have specific requirements for data entry.
  User Roles and Authorizations: Ensure that your user role has the necessary authorizations to enter data in the required fields.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.