How To Fix /CFG/DB139 - &1 Key fields are mandatory

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/DB -

• Message number: 139

• Message text: &1 Key fields are 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /CFG/DB139 - &1 Key fields are mandatory ?

  The SAP error message /CFG/DB139 &1 Key fields are mandatory typically indicates that a required key field is missing in a configuration or data entry process. This error is often encountered in the context of customizing or configuring SAP applications, particularly in areas related to database entries or configuration tables.
  
  Cause:
  
  Missing Key Fields: The most common cause of this error is that one or more mandatory key fields have not been filled in during the configuration or data entry process.
  Incorrect Configuration: If the configuration settings are not set up correctly, it may lead to this error.
  Data Integrity Issues: If there are issues with the data integrity or if the data being entered does not meet the required criteria, this error can occur.
  
  
  Solution:
  
  Check Required Fields: Review the configuration or data entry screen to ensure that all mandatory key fields are filled in. Look for fields marked with an asterisk (*) or any