How To Fix FDT_EXPRESSIONS890 - &1 must have 1 result column to be used in expression language

FDT_EXPRESSIONS890 - Overview

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 890

• Message text: &1 must have 1 result column to be used in expression language

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS890 - &1 must have 1 result column to be used in expression language ?

  The SAP error message FDT_EXPRESSIONS890 indicates that there is an issue with an expression in the context of SAP's Flexible Data Import (FDI) or similar functionalities where expressions are used. The error message states that the expression must have exactly one result column to be used in the expression language.
  
  Cause:
  This error typically occurs when:
  
  Multiple Result Columns: The expression you are trying to use returns multiple columns instead of a single result column. In expression languages, especially in SAP, expressions are expected to yield a single value for them to be valid.
  Incorrect Syntax: There might be a syntax error in the expression that leads to it being interpreted as returning multiple columns.
  Data Source Issues: The data source or the context in which the expression is being evaluated may not be set up correctly, leading to unexpected results.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Expression: Review the expression