How To Fix REXCJP308 - New interval (&-&) overlaps with other interval (&-&) with same keys

SAP Error Message - Details

• Message type: E = Error

• Message class: REXCJP - Localization Flexible Real Estate Japan

• Message number: 308

• Message text: New interval (&-&) overlaps with other interval (&-&) with same keys

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message REXCJP308 - New interval (&-&) overlaps with other interval (&-&) with same keys ?

  The SAP error message REXCJP308 indicates that there is an overlap in the time intervals defined for a particular object or key in the system. This typically occurs in the context of project management or controlling, where time intervals for activities, costs, or resources are defined.
  Cause:
  The error arises when you attempt to create or modify a time interval that overlaps with an existing interval for the same key. This can happen in various scenarios, such as:
  
  When you are trying to enter a new cost planning interval that overlaps with an existing one.
  When scheduling activities in a project that have conflicting time frames.
  When defining periods for resource allocation that conflict with already defined periods.
  
  Solution:
  To resolve the REXCJP308 error, you can follow these steps:
  
  
  Identify Overlapping Intervals: Review the existing intervals for the specified key (the key is usually indicated in the error message). You can do this by checking the relevant planning or scheduling transactions in SAP.
  
  
  Adjust the New Interval: Modify the new interval you are trying to create so that it does not overlap with the existing intervals. Ensure that the start and end dates do not conflict with any existing records.
  
  
  Delete or Modify Existing Intervals: If the existing intervals are no longer needed, you can delete or modify them to eliminate the overlap. Be cautious with this approach, as it may affect other processes or reports.
  
  
  Consult Documentation: If you are unsure about the intervals or how to adjust them, refer to the SAP documentation or consult with your SAP administrator or functional consultant.
  
  
  Testing: After making the necessary adjustments, try to create or modify the interval again to ensure that the error does not reoccur.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like CJ20N (Project Builder), CJI3 (Project Actual Line Items), or KP06 (Cost Planning) when encountering this error.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  User Roles: Ensure that you have the appropriate permissions to modify the intervals in question, as restrictions may also lead to issues.
  
  By following these steps, you should be able to resolve the REXCJP308 error and successfully manage your intervals in SAP.