How To Fix HRDSYS521 - All of the entries must belong to the same documentation class

HRDSYS521 - Overview

• Message type: E = Error

• Message class: HRDSYS - Messages for HR documentation system

• Message number: 521

• Message text: All of the entries must belong to the same documentation class

Self-Explanatory Message

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HRDSYS521 - Details

• The SAP error message HRDSYS521, which states "All of the entries must belong to the same documentation class," typically occurs in the context of HR (Human Resources) data management, particularly when dealing with infotypes or documentation related to employee records.
  
  Cause:
  This error arises when you attempt to process or save multiple entries that belong to different documentation classes. In SAP HR, documentation classes are used to categorize different types of data entries, and the system requires that all entries being processed together must belong to the same class. This ensures data integrity and consistency.
  
  Solution:
  To resolve the HRDSYS521 error, you can follow these steps:
  
  
  Check Documentation Classes: Review the entries you are trying to process. Ensure that all entries belong to the same documentation class. You can do this by checking the properties or attributes of each entry.
  
  
  Separate Entries: If you find that the entries belong to different documentation classes, separate them into