How To Fix /SAPAPO/TT026 - Same departure time repeatedly maintained: Only one will be adopted

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TT -

• Message number: 026

• Message text: Same departure time repeatedly maintained: Only one will be adopted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/TT026 - Same departure time repeatedly maintained: Only one will be adopted ?

  The SAP error message /SAPAPO/TT026 indicates that there are multiple entries with the same departure time in the planning table or in the transportation planning process. This situation arises when the system detects that more than one transportation order or shipment is scheduled to depart at the exact same time, which can lead to confusion in planning and execution.
  Cause:
  
  Duplicate Entries: The most common cause is that multiple transportation orders or shipments have been created with the same departure time.
  Data Entry Errors: Manual data entry errors can lead to the same departure time being entered for different orders.
  System Configuration: In some cases, the configuration settings in SAP APO (Advanced Planning and Optimization) may allow for duplicate entries without proper validation.
  
  Solution:
  
  Identify Duplicates: Review the transportation orders or shipments in the planning table to identify the entries with the same departure time.
  Adjust Departure Times: Modify the departure times of the conflicting entries to ensure that each one has a unique departure time.
  Data Validation: Implement data validation checks to prevent the entry of duplicate departure times in the future.
  Review Configuration: Check the configuration settings in SAP APO to ensure that they align with your business processes and do not allow for duplicate entries.
  Consult Documentation: Refer to SAP documentation or support for specific guidelines on handling transportation planning and scheduling.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Transaction Codes: Familiarize yourself with transaction codes related to transportation planning, such as /SAPAPO/TPVS (Transportation Planning) or /SAPAPO/TPM (Transportation Management).
  User Exits and BAdIs: Consider implementing user exits or Business Add-Ins (BAdIs) to customize the behavior of the system regarding transportation planning and scheduling.
  Training: Ensure that users involved in transportation planning are trained on best practices to avoid data entry errors.
  
  By addressing the root cause of the error and implementing preventive measures, you can minimize the occurrence of this issue in the future.