Message type: E = Error
Message class: WSUBST - Substitution Article Handling
Message number: 018
Message text: No substitution possible (see application log: object WSUBST)
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WSUBST018
- No substitution possible (see application log: object WSUBST) ?The SAP error message: WSUBST018 No substitution possible (see application log: object WSUBST) typically occurs in the context of substitution rules in SAP, especially in Financial Accounting (FI) or Controlling (CO) modules, where the system tries to perform a substitution but cannot find a valid substitution entry or condition. Cause No valid substitution found: The substitution rule is triggered, but the system cannot find any substitution that matches the current document or data. Incorrect or incomplete substitution rules: The substitution rules or conditions are not properly defined or activated. Missing or incorrect application log entries: The system refers to the application log (object WSUBST) for details, but the log might not contain relevant entries or the substitution logic is not correctly set up. Data inconsistencies: The data in the document or master data does not meet the criteria for any substitution. Substitution object not maintained: The substitution object (e.g., in transaction GGB0 for FI substitutions) is not properly
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