How To Fix TG026 - Too many fields in DB index & &

TG026 - Overview

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 026

• Message text: Too many fields in DB index & &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TG026 - Too many fields in DB index & & ?

  The SAP error message TG026 ("Too many fields in DB index") typically occurs when you are trying to create or modify a database index in a way that exceeds the maximum number of fields allowed for an index in the underlying database system. This limit can vary depending on the database being used (e.g., Oracle, SQL Server, etc.).
  
  Cause:
  
  Exceeding Field Limit: Each database has a maximum number of fields (or columns) that can be included in a single index. If you attempt to create an index with more fields than allowed, you will encounter this error.
  Database Configuration: The configuration of the database may impose limits on the number of fields in an index.
  Data Model Design: The design of the data model may lead to attempts to create overly complex indexes that are not necessary for performance optimization.
  
  
  Solution:
  
  Review Index Definition: Check the definition of the index you are trying to create. Reduce