How To Fix RP818 - Source matrix and target matrix are identical


RP818 - Overview

  • Message type: E = Error

  • Message class: RP - Error Messages for Infotype Module Pools

  • Message number: 818

  • Message text: Source matrix and target matrix are identical

  • Show details Hide details
  • What causes this issue?

    While trying to copy a matrix you have attempted to copy a matrix onto
    itself which is redundantly reduntant.
    Keep in mind that the key to matrix is the compensation modifier, the
    table ID and the enddate, so changing just the beginning date will also
    cause the error that the tables are the same.

    System Response

    The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

    How to fix this error?

    Check your source and target matrices and change one or the other. Be
    more careful next time, as such copy functions can often be dangerous.

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message RP818 - Source matrix and target matrix are identical ?
    The SAP error message RP818, which states "Source matrix and target matrix are identical," typically occurs in the context of payroll processing or when working with wage types in SAP HR (Human Resources). This error indicates that the system has detected that the source and target matrices for a wage type or payroll calculation are the same, which is not allowed.
    
    Cause: Identical Configuration: The source and target matrices are configured identically, meaning that there is no change or transformation being applied to the data. Incorrect Mapping: During the configuration of wage types or payroll processing, the mapping between source and target matrices may have been set up incorrectly, leading to them being the same. Data Entry Error: There may have been an error in data entry or configuration that resulted in the same matrix being assigned to both the source and target.
    Solution: Review Configuration: Check the configuration of the wage types or payroll processing

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