How To Fix 1K135 - Reference date type not maintained for transaction type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: 1K - BCA: Account Type

• Message number: 135

• Message text: Reference date type not maintained for transaction type &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 1K135 - Reference date type not maintained for transaction type &1 ?

  The SAP error message 1K135 ("Reference date type not maintained for transaction type &1") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with internal orders or other financial transactions. This error indicates that the system is unable to find a reference date type associated with the specified transaction type.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Configuration: The reference date type for the specified transaction type has not been maintained in the system configuration.
  Incorrect Transaction Type: The transaction type being used may not be correctly set up or may not correspond to the expected configuration.
  Custom Development: If there are custom developments or enhancements, they may not be correctly handling the reference date type.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Configuration:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to Controlling -> Internal Orders -> Order Management -> Define Transaction Types.
  Look for the transaction type specified in the error message and check if a reference date type is maintained for it.
  If it is missing, you will need to maintain the reference date type for that transaction type.
  
  
  
  Maintain Reference Date Type:
  
  If you find that the reference date type is not maintained, you can add it by selecting the appropriate transaction type and entering the required reference date type.
  
  
  
  Check for Customizations:
  
  If there are any custom developments or enhancements related to the transaction type, review them to ensure they are correctly implemented and do not interfere with the standard processing.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct reference date type to use, consult the SAP documentation or your organization's SAP functional consultant for guidance.
  
  
  
  Related Information:
  
  Transaction Types: Transaction types in SAP CO are used to categorize different types of transactions (e.g., costs, revenues) and are essential for proper reporting and analysis.
  Reference Date Types: These are used to determine the date for various calculations and reporting purposes in financial transactions.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further assistance.