Message type: E = Error
Message class:  REXCAJCH - Messages for Rent Adjustment Based on Swiss Law 
Message number: 023
Message text: Adjustment by absolute factors: enter either percentage or absolute value
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The SAP error message REXCAJCH023 typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with adjustments in the context of cost accounting or profitability analysis. This error indicates that the system expects either a percentage or an absolute value for an adjustment, but neither has been provided correctly.
Cause: The error arises when: A user attempts to make an adjustment in a transaction or report that requires a specific format for input values. The input provided does not meet the expected criteria (i.e., neither a percentage nor an absolute value is entered). There may be a configuration issue or a misunderstanding of the required input fields.
Solution: To resolve the error, you can take the following steps: Check Input Fields: Ensure that you are entering either a percentage (e.g., 10% as 10) or an absolute value (e.g., 1000) in the appropriate field. Make sure that the format is correct and that you are
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