How To Fix JIT00020 - JIT components group type &1 has not been found

SAP Error Message - Details

• Message type: E = Error

• Message class: JIT00 - JIT: Messages for JIT Process

• Message number: 020

• Message text: JIT components group type &1 has not been found

What causes this issue?

The components group type &V1& is not available in the JIT basic data.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter the components group type under <DS:TRAN.JITV>Define components
group type</>. It is possible that this table has been deleted or
modified, although there is still JIT transaction data that references
it.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message JIT00020 - JIT components group type &1 has not been found ?

  The SAP error message JIT00020 indicates that a specific JIT (Just-In-Time) components group type has not been found in the system. This error typically arises in the context of JIT delivery processes, where the system is unable to locate the required components group for a particular JIT scenario.
  Cause:
  
  Missing Configuration: The JIT components group type may not have been configured in the system. This could be due to a missing entry in the relevant configuration tables.
  Incorrect Input: The input parameters provided during the JIT process may be incorrect, leading the system to search for a non-existent components group type.
  Transport Issues: If the configuration was recently transported from another system, there may have been issues during the transport process that resulted in missing data.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or access the components group type.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the JIT configuration settings in the SAP system (Transaction SPRO) and verify that the components group type in question is correctly defined.
  Ensure that all necessary entries are present in the relevant tables (e.g., TJKC, TJKC_T).
  
  
  
  Verify Input Parameters: 
  
  Review the input parameters being used in the JIT process to ensure they are correct and correspond to existing components group types.
  
  
  
  Transport Check: 
  
  If the configuration was recently transported, check the transport logs for any errors or issues. You may need to re-transport the configuration or manually create the missing entries.
  
  
  
  Authorization Check: 
  
  Ensure that the user has the necessary authorizations to access the JIT components group type. You may need to consult with your SAP security team to verify this.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to JIT configuration and error handling for any additional insights or updates.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE11 (Data Dictionary), and SE16 (Data Browser) to check the configuration and data.
  SAP Notes: Search for SAP Notes related to JIT and the specific error message (JIT00020) for any patches or updates that may address the issue.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.