How To Fix C1052 - Characteristic & contains characters that are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 052

• Message text: Characteristic & contains characters that are not allowed

What causes this issue?

You have chosen a name for a characteristic that contains characters
that are not allowed.

How to fix this error?

The following naming conventions apply to characteristics:
You can only use letters from A - Z, figures from 0 - 9, and the
underscore character.
You can also use hyphens in characteristic names. However, if you do
so, you can only refer to the characteristic in object dependencies
with the keyword SKEY. You enter the characteristic name in quote
marks.
Example: SKEY 'EXT-COLOR'
The first character of the name must be a letter.
The characteristic name cannot consist of only figures.
You cannot use umlauts.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1052 - Characteristic & contains characters that are not allowed ?

  The SAP error message C1052 indicates that a characteristic name contains characters that are not allowed. This typically occurs when you are trying to create or modify a characteristic in the SAP system, and the name you have provided includes invalid characters.
  Cause:
  The error is caused by the use of special characters or spaces in the characteristic name. SAP has specific rules regarding the naming conventions for characteristics, which usually allow only alphanumeric characters (A-Z, 0-9) and underscores (_). Other characters, such as spaces, punctuation marks, or special symbols, are not permitted.
  Solution:
  To resolve this error, you should:
  
  
  Check the Characteristic Name: Review the characteristic name you are trying to use. Ensure that it only contains valid characters (letters, numbers, and underscores).
  
  
  Rename the Characteristic: If the name contains invalid characters, rename the characteristic to comply with SAP's naming conventions. For example:
  
  Change "Characteristic Name!" to "Characteristic_Name"
  Change "Characteristic Name 1" to "Characteristic_Name_1"
  
  
  
  Avoid Leading or Trailing Spaces: Ensure that there are no leading or trailing spaces in the characteristic name.
  
  
  Use Descriptive Names: While renaming, try to keep the name descriptive yet concise, adhering to the character limits set by SAP.
  
  
  Test the Changes: After making the necessary changes, try to save or activate the characteristic again to see if the error persists.
  
  
  Related Information:
  
  SAP Documentation: Refer to the SAP Help Portal or the specific documentation for the module you are working with for more details on naming conventions and restrictions.
  Transaction Codes: If you are working with characteristics in the context of classification, you might be using transaction codes like CL01 (Create Characteristic) or CL02 (Change Characteristic).
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or updates regarding this error message.
  
  By following these steps, you should be able to resolve the C1052 error and successfully create or modify the characteristic in SAP.