How To Fix FDT_CORE2105 - Name &1 contains a forbidden character

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE2 - BRFplus core functions (in addition to msg class FDT_CORE)

• Message number: 105

• Message text: Name &1 contains a forbidden character

What causes this issue?

The name &V1& contains a character that is not allowed. Allowed
characters are letters, numbers, and the underscore "_".

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Change the name according to the rules mentioned above.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CORE2105 - Name &1 contains a forbidden character ?

  The SAP error message FDT_CORE2105 indicates that a name you are trying to use contains a forbidden character. This error typically occurs in the context of SAP Fiori or SAP UI5 applications, particularly when dealing with field names, variable names, or other identifiers that have specific naming conventions.
  Cause:
  The error is triggered when the name you are trying to use includes characters that are not allowed according to SAP's naming conventions. Common forbidden characters may include:
  
  Special characters (e.g., @, #, $, %, &, *, etc.)
  Spaces
  Certain punctuation marks
  
  Solution:
  To resolve the error, you should:
  
  Identify the Name: Check the name that is causing the error (indicated by &1 in the error message).
  Review Naming Conventions: Ensure that the name adheres to SAP's naming conventions. Generally, valid names should:
  
  Start with a letter (A-Z or a-z).
  Contain only letters, numbers (0-9), and underscores (_).
  Avoid special characters and spaces.
  
  
  Modify the Name: Change the name to remove any forbidden characters. For example, if the name is my name@1, you could change it to my_name_1 or myName1.
  Test Again: After making the changes, try to execute the action again to see if the error persists.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for specific naming conventions related to the context you are working in (e.g., ABAP, Fiori, UI5).
  SAP Community: You can search for similar issues on the SAP Community forums, where other users may have encountered and resolved the same error.
  Debugging: If you are developing or customizing applications, use debugging tools to trace where the invalid name is being generated or used.
  
  By following these steps, you should be able to resolve the FDT_CORE2105 error and continue with your work in SAP.