How To Fix WD804 - Evaluate rule with function '&1' and path '&2'


WD804 - Overview

  • Message type: E = Error

  • Message class: WD - Workflow definition

  • Message number: 804

  • Message text: Evaluate rule with function '&1' and path '&2'

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message WD804 - Evaluate rule with function '&1' and path '&2' ?
    Certainly! Here's a detailed explanation for the SAP error message:
    
    SAP Error Message:
    WD804 Evaluate rule with function '&1' and path '&2'
    
    
    Cause: This error occurs in the Web Dynpro ABAP framework when the system tries to evaluate a rule (usually in a context mapping or UI element property) using a function module or method identified by &1 and a path &2, but the evaluation fails. The placeholders &1 and &2 are replaced at runtime with the actual function name and path. Common causes include: The function or method specified in the rule does not exist or is not accessible. The path provided is incorrect or does not point to a valid context node or attribute. The rule logic contains syntax errors or invalid expressions. Missing or incorrect import/export parameters in the function. The context node or attribute referenced is not yet instantiated or is null. Authorization or runtime errors during the function execution.
    Solution: To resolve this error, follow these steps: Check the

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