How To Fix TFC0480 - Gap between two task lists must be between 1 and 365 days

SAP Error Message - Details

• Message type: E = Error

• Message class: TFC0 - Messages in FC

• Message number: 480

• Message text: Gap between two task lists must be between 1 and 365 days

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TFC0480 - Gap between two task lists must be between 1 and 365 days ?

  The SAP error message TFC0480 indicates that there is a gap between two task lists that exceeds the allowed limit of 1 to 365 days. This error typically occurs in the context of task management or scheduling within SAP, particularly when dealing with maintenance plans or similar functionalities.
  Cause:
  The error arises when the scheduling of tasks or maintenance plans has been set up in such a way that the interval between two consecutive task lists (or maintenance tasks) is either less than 1 day or greater than 365 days. This can happen due to:
  
  Incorrectly defined task intervals.
  Manual entry errors when setting up task lists.
  Changes in task scheduling that inadvertently create large gaps.
  
  Solution:
  To resolve the TFC0480 error, you can take the following steps:
  
  
  Review Task Lists: Check the task lists involved in the scheduling. Look for the start and end dates of the tasks and ensure that the gap between them is within the allowed range (1 to 365 days).
  
  
  Adjust Scheduling: If you find that the gap exceeds 365 days, you will need to adjust the scheduling of the tasks. This can involve:
  
  Modifying the dates of the task lists to bring them within the acceptable range.
  Creating new task lists if necessary to ensure continuity.
  
  
  
  Check Maintenance Plans: If the error is related to maintenance plans, review the maintenance plan settings. Ensure that the frequency and intervals are set correctly.
  
  
  Use Transaction Codes: Utilize relevant transaction codes (like IP10 for maintenance planning) to review and adjust the task lists.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on task list management and scheduling.
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Testing: After making adjustments, test the scheduling to ensure that the error does not recur.
  
  By following these steps, you should be able to resolve the TFC0480 error and ensure that your task lists are scheduled correctly within the SAP system.