How To Fix HREXP054 - Only use the characters 'A..Z' '0..9' and '_'; Elements -> Long Text

HREXP054 - Overview

• Message type: E = Error

• Message class: HREXP - HR Expert Finder

• Message number: 054

• Message text: Only use the characters 'A..Z' '0..9' and '_'; Elements -> Long Text

What causes this issue?

You have used characters that are not permitted for a key field.
For technical reasons, you may only use the following characters for
key fields 'A..Z', '0..9', and '_'. You must not use blanks or any
other characters.
Element labels must comply with the XML 1.0 naming conventions because
they are saved as XML tags in the expert profile.
The following restrictions apply:
The first character must be a letter.
The label may not begin with 'XML'.

System Response

You cannot save the entry.

How to fix this error?

Choose a label that fulfills the requirements described above.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HREXP054 - Only use the characters 'A..Z' '0..9' and '_'; Elements -> Long Text ?

  The SAP error message HREXP054 indicates that there is an issue with the input data in a field that is expected to contain only specific characters. The message specifies that only uppercase letters (A-Z), digits (0-9), and underscores (_) are allowed. This error typically occurs in the context of employee data or other HR-related entries where a long text field is being populated.
  
  Cause:
  The error is triggered when the input data for a long text field contains invalid characters. This could happen due to:
  
  Typing errors where special characters or lowercase letters are inadvertently included.
  Copying and pasting text from other sources that contain unsupported characters.
  Data migration or import processes that do not properly sanitize input data.
  
  
  Solution:
  To resolve the HREXP054 error, follow these steps:
  
  
  Identify the Field: Determine which field is causing the error. This is usually indicated in the context of the error message or the transaction you are working with.
  
  
  Check Input Data: