How To Fix BRF238 - Element &1: No expressions with result type "R" are permitted

BRF238 - Overview

• Message type: E = Error

• Message class: BRF - Messages for Business Rule Framework

• Message number: 238

• Message text: Element &1: No expressions with result type "R" are permitted

Self-Explanatory Message

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BRF238 - Details

• The SAP error message BRF238 indicates that there is an issue with the Business Rule Framework (BRF) configuration, specifically related to the use of expressions in a decision table or rule. The error message states that for the specified element (denoted by &1), no expressions with a result type of "R" (which typically stands for "Return") are permitted.
  
  Cause:
  The error is usually caused by one of the following issues:
  
  Incorrect Expression Type: The expression defined in the rule or decision table is set to return a result type that is not allowed in the current context. For example, if the rule is expected to return a boolean or a specific value type, but an expression with a return type of "R" is used, this error will occur.
  Misconfiguration: There may be a misconfiguration in the BRF rules or decision tables where the expected return type does not match the defined expressions.
  Contextual Restrictions: Certain