How To Fix CL013 - & contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 013

• Message text: & contains invalid characters

What causes this issue?

You have entered a class name that contains invalid characters. Only
the following characters are allowed: A-Z, 0-9, -_+ () > < - + _ ?.

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?

Only use characters that are supported.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL013 - & contains invalid characters ?

  The SAP error message CL013 typically indicates that there are invalid characters present in a field that is being processed. This error often arises in various contexts, such as when entering data in a transaction, uploading files, or processing input from users. The specific details of the error can vary depending on the context in which it occurs.
  
  Cause:
  
  Invalid Characters: The most common cause is the presence of characters that are not allowed in the specific field. This could include special characters, spaces, or characters that are not part of the expected character set (e.g., alphanumeric).
  Field Length Exceeded: Sometimes, the error can also occur if the input exceeds the maximum length defined for that field.
  Data Format Issues: If the data format does not match the expected format (e.g., date formats, numeric formats), it can trigger this error.
  
  
  Solution:
  
  Check Input Data: Review the data you are trying to enter or upload. Ensure that