How To Fix GEF_CUST_MSG051 - Input field &1 is mandatory

SAP Error Message - Details

• Message type: E = Error

• Message class: GEF_CUST_MSG - Message class for GEF customizing

• Message number: 051

• Message text: Input field &1 is mandatory

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GEF_CUST_MSG051 - Input field &1 is mandatory ?

  The SAP error message GEF_CUST_MSG051, which states "Input field &1 is mandatory," indicates that a required field (denoted by &1) has not been filled in during a transaction or process. This error typically occurs in various SAP modules when a user attempts to save or process data without providing all the necessary information.
  Cause:
  The primary cause of this error is that the system has identified a mandatory field that has not been populated. This could happen due to:
  
  User oversight in not filling out required fields.
  Incorrect configuration of the screen or transaction, where mandatory fields are not clearly indicated.
  Data entry errors or omissions during the process.
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Identify the Mandatory Field: Check the error message for the specific field name indicated by &1. This will tell you which field is missing data.
  
  
  Fill in the Required Field: Navigate to the relevant screen or transaction and ensure that the mandatory field is filled in with the appropriate data.
  
  
  Review Field Requirements: If you are unsure why a field is mandatory, consult the documentation or help text associated with the transaction. This can provide insights into the data requirements.
  
  
  Check Configuration: If you are a system administrator or have access to configuration settings, verify that the field is correctly set as mandatory in the system configuration. This may involve checking the data element or field settings in the relevant module.
  
  
  Consult with Colleagues or Support: If you continue to experience issues, consider reaching out to colleagues or SAP support for assistance. They may have encountered similar issues and can provide guidance.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific module you are working with to understand the context of the mandatory fields.
  Transaction Codes: Familiarize yourself with the transaction codes related to the process you are working on, as this can help you navigate the system more effectively.
  User Training: If this error is common among users, consider providing additional training or resources to help them understand the importance of mandatory fields and how to fill them out correctly.
  
  By addressing the missing input in the mandatory field, you should be able to resolve the GEF_CUST_MSG051 error and proceed with your transaction or process in SAP.