How To Fix RH305 - Duplicated entries in the interval table & are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: RH - BW: Hierarchies ( basic functions )

• Message number: 305

• Message text: Duplicated entries in the interval table & are not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RH305 - Duplicated entries in the interval table & are not allowed ?

  The SAP error message RH305, which states "Duplicated entries in the interval table & are not allowed," typically occurs in the context of HR (Human Resources) or payroll processing. This error indicates that there are duplicate entries in the interval table, which is used to store time-related data, such as wage types, time management, or other HR-related intervals.
  Cause:
  The error is usually caused by one of the following issues:
  
  Duplicate Entries: There are multiple entries in the interval table for the same key (e.g., the same employee, time period, or wage type).
  Incorrect Data Entry: Data may have been entered incorrectly, leading to overlaps or duplicates.
  Data Migration Issues: If data was migrated from another system, it may have resulted in duplicate entries.
  Configuration Errors: Incorrect configuration in the HR module can lead to the creation of duplicate records.
  
  Solution:
  To resolve the RH305 error, you can take the following steps:
  
  
  Identify Duplicates:
  
  Use transaction codes like SE16 or SE11 to access the relevant database tables (e.g., T554S for wage types, or other relevant tables) and check for duplicate entries.
  You can also use SQL queries to find duplicates based on the relevant keys.
  
  
  
  Remove Duplicates:
  
  Once identified, you can either delete the duplicate entries or correct them as necessary. Ensure that you have a backup of the data before making any deletions.
  If the duplicates are due to incorrect data entry, correct the entries to ensure they are unique.
  
  
  
  Check Configuration:
  
  Review the configuration settings in the HR module to ensure that they are set up correctly and do not allow for duplicate entries.
  Consult with your SAP HR consultant or administrator to verify that the configuration aligns with business requirements.
  
  
  
  Data Validation:
  
  Implement data validation checks to prevent future duplicates from being created. This can include setting up validation rules in the system.
  
  
  
  Testing:
  
  After making corrections, perform tests to ensure that the error does not reoccur and that the system processes data correctly.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PA30 (Maintain HR Master Data), PA20 (Display HR Master Data), and others that may help in managing HR data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP Notes can provide additional insights or solutions.
  Documentation: Review SAP documentation related to HR and payroll processing to understand how interval tables are structured and managed.
  
  If the issue persists after following these steps, it may be beneficial to consult with SAP support or a qualified SAP consultant for further assistance.