How To Fix J4021 - Entry & not maintained in generation parameter table

SAP Error Message - Details

• Message type: E = Error

• Message class: J4 - External Data Transfer

• Message number: 021

• Message text: Entry & not maintained in generation parameter table

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 J4021 - Entry & not maintained in generation parameter table ?

  The SAP error message J4021, which states "Entry & not maintained in generation parameter table," typically occurs in the context of the SAP system when there is a missing or incorrect entry in the generation parameter table for a specific configuration or process. This error is often related to the configuration of the SAP system, particularly in the areas of production planning, material management, or similar modules.
  Cause:
  
  Missing Entry: The specific entry that the system is trying to access does not exist in the generation parameter table.
  Incorrect Configuration: The configuration settings for the relevant process or material may not be set up correctly.
  Data Inconsistency: There may be inconsistencies in the data that prevent the system from finding the required entry.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the required data.
  
  Solution:
  
  
  Check the Generation Parameter Table:
  
  Access the relevant generation parameter table (usually through transaction codes like SE11 or SE16).
  Verify if the entry that is causing the error exists. If it does not, you may need to create it.
  
  
  
  Maintain the Missing Entry:
  
  If the entry is missing, you will need to add it. This typically involves defining the necessary parameters that are required for the process you are trying to execute.
  
  
  
  Review Configuration Settings:
  
  Go through the configuration settings related to the process or material in question. Ensure that all necessary parameters are correctly set up.
  
  
  
  Check for Data Consistency:
  
  Run consistency checks or reports to identify any data inconsistencies that may be causing the issue.
  
  
  
  User Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access the generation parameter table and related data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance related to the generation parameter table and the context in which the error occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE16 (Data Browser), and SPRO (SAP Reference IMG) for configuration.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the J4021 error in your SAP system.