Message type: E = Error
Message class:  HRPIQ00MBSS - Message Class for Module Booking Self-service 
Message number: 004
Message text: Technical Error: Duplicate module plan found
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The SAP error message HRPIQ00MBSS004 indicates a technical error related to a duplicate module plan in the context of the SAP HR (Human Resources) module, specifically in the area of personnel development or training management. This error typically arises when there are multiple entries for the same module plan in the system, which can lead to confusion and inconsistencies in data processing.
Cause: Duplicate Entries: The most common cause of this error is the existence of duplicate module plans in the database. This can happen due to data migration, manual entry errors, or system integration issues.
Configuration Issues: Incorrect configuration settings in the SAP system can also lead to the creation of duplicate module plans. Data Consistency Issues: If there are inconsistencies in the data, such as multiple records for the same training module, this error may occur.
Solution: Identify Duplicates: Use transaction codes like SE16 or SE11 to access the relevant database tables (e.g., TPDIR
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