How To Fix RS_ADSO_MODEL155 - '&1': Only alpha-numeric characters and '_' are allowed in field names

RS_ADSO_MODEL155 - Overview

• Message type: E = Error

• Message class: RS_ADSO_MODEL - Messages related to the Datastore Object Backend

• Message number: 155

• Message text: '&1': Only alpha-numeric characters and '_' are allowed in field names

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_ADSO_MODEL155 - '&1': Only alpha-numeric characters and '_' are allowed in field names ?

  The SAP error message RS_ADSOMODEL155 '&1': "Only alpha-numeric characters and '' are allowed in field names" typically occurs when you are trying to create or modify an Advanced DataStore Object (ADSO) in SAP BW/4HANA or SAP BW on HANA, and the field names you are using do not comply with the naming conventions required by the system.
  
  Cause:
  The error is triggered when:
  
  You attempt to use special characters, spaces, or symbols in the field names of your ADSO.
  The field names may contain characters that are not allowed, such as punctuation marks, special symbols, or even leading numbers.
  
  
  Solution:
  To resolve this error, you should:
  
  
  Review Field Names: Check the field names you are trying to use in your ADSO definition. Ensure that they only contain:
  
  Uppercase and lowercase letters (A-Z, a-z)
  Numbers (0-9)
  Underscore (_) character
  
  
  
  Rename Fields: If any field names contain invalid characters, rename them to conform to the allowed character set. For example:
  
  Change Sales Amount$ to