How To Fix JIT00100 - Reference number type &1 not defined

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 100

• Message text: Reference number type &1 not defined

What causes this issue?

No reference numbers of type &v1& have been defined in the system
(table CJIT15).

System Response

The process is terminated.

How to fix this error?

Correct the type of reference number &v2&, or create reference number
type &v1& in the IMG activity <DS:TRAN.OJIT25>Defining Additional JIT
Reference Numbers.</>

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message JIT00100 - Reference number type &1 not defined ?

  The SAP error message JIT00100, which states "Reference number type &1 not defined," typically occurs in the context of Just-In-Time (JIT) delivery processes. This error indicates that the system is unable to find a definition for the specified reference number type, which is necessary for processing JIT deliveries.
  
  Cause:
  
  Missing Configuration: The reference number type specified in the error message is not defined in the system. This could be due to a configuration oversight or an incomplete setup in the JIT settings.
  Incorrect Input: The reference number type being used may be incorrect or misspelled in the transaction or program that is being executed.
  Transport Issues: If the configuration was recently transported from another system, it may not have been properly imported or activated.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the JIT configuration settings in the SAP system. This can typically be found under the following path:
  SPRO ? Logistics Execution ? Just-In-Time ? Define Reference Number Types.
  
  
  Verify if