How To Fix FB027 - Session & header record &: head.rec.does not contain a G/L acct no.

FB027 - Overview

• Message type: E = Error

• Message class: FB - Batch Programs

• Message number: 027

• Message text: Session & header record &: head.rec.does not contain a G/L acct no.

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FB027 - Session & header record &: head.rec.does not contain a G/L acct no. ?

  The SAP error message FB027 ("Session & header record &: head.rec.does not contain a G/L acct no.") typically occurs during the processing of a batch input session for financial transactions, particularly when using transaction codes like FB01 (Post Document) or FB50 (Enter G/L Account Document). This error indicates that the header record of the session does not contain a valid General Ledger (G/L) account number, which is essential for posting financial documents.
  
  Cause:
  
  Missing G/L Account Number: The header record of the session is expected to contain a G/L account number, but it is either missing or incorrectly formatted.
  Incorrect Session Data: The data being uploaded may not be structured correctly, leading to the absence of the required G/L account number.
  Data Mapping Issues: If you are using a custom program or a third-party tool to create the session, there may be issues with how the data is being mapped to the session fields.
  Incorrect