How To Fix GQPI054 - Only letters, numbers and '_' are allowed for the name

GQPI054 - Overview

• Message type: E = Error

• Message class: GQPI - FI-SL: Interface to Business Information Warehouse

• Message number: 054

• Message text: Only letters, numbers and '_' are allowed for the name

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.

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GQPI054 - Details

• The SAP error message GQPI054 indicates that there is an issue with the naming convention of an object you are trying to create or modify in the SAP system. Specifically, it states that only letters (A-Z, a-z), numbers (0-9), and underscores (_) are allowed in the name. This error typically occurs when the name you have entered contains invalid characters, such as spaces, special characters (like @, #, $, etc.), or punctuation.
  
  Cause:
  
  Invalid Characters: The name you are trying to use contains characters that are not permitted.
  Naming Conventions: The object you are creating (like a variable, function, or database field) must adhere to specific naming conventions defined by SAP.
  
  
  Solution:
  
  Check the Name: Review the name you have entered and ensure it only contains letters, numbers, and underscores. Remove any invalid characters.
  Follow Naming Conventions: Make sure that the name adheres to the specific naming conventions for the type of object you are working