How To Fix IO403 - The character strings to be compared (&1 and 2) have different lengths


IO403 - Overview

  • Message type: E = Error

  • Message class: IO - Plant Maintenance: Object List

  • Message number: 403

  • Message text: The character strings to be compared (&1 and 2) have different lengths

  • Show details Hide details
  • What causes this issue?

    Program error.

    System Response

    The system does not allow further processing.

    How to fix this error?

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


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message IO403 - The character strings to be compared (&1 and 2) have different lengths ?
    The SAP error message IO403 indicates that there is a comparison being made between two character strings that have different lengths. This typically occurs in scenarios where the system expects two strings of the same length for comparison, but one string is shorter or longer than the other.
    
    Cause: Data Mismatch: The most common cause is that the two character strings being compared are derived from different sources or fields, leading to a mismatch in their lengths. Incorrect Data Entry: User input or data entry errors can lead to strings of varying lengths.
    Configuration Issues: In some cases, configuration settings in the system may lead to the generation of strings of different lengths. Program Logic Errors: If this error arises in a custom program or report, it may be due to logic errors in the code where string lengths are not being handled properly.
    Solution: Check Data Sources: Review the data sources for the two strings being

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