How To Fix GK045 - The string contains invalid characters

GK045 - Overview

• Message type: E = Error

• Message class: GK - Messages for SAP Consolidation

• Message number: 045

• Message text: The string contains invalid characters

What causes this issue?

The specified ID contains invalid characters.
Valid characters are alphanumeric characters (0-9, A-Z, a-z) as well as
the following special characters (which are delimited by commas): _, -,
' ', /, #, &

System Response

Error

How to fix this error?

Only use valid characters for the ID.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GK045 - The string contains invalid characters ?

  The SAP error message GK045, which states "The string contains invalid characters," typically occurs when a user inputs data that includes characters not allowed by the system in a specific field. This can happen in various contexts, such as when entering text in a form, uploading data, or processing transactions.
  Causes:
  
  Invalid Characters: The input string may contain special characters, symbols, or whitespace that are not permitted in the specific field.
  Field Restrictions: Certain fields in SAP have predefined formats or restrictions (e.g., numeric fields should only contain numbers).
  Data Type Mismatch: The data type of the input does not match the expected type for that field (e.g., entering letters in a numeric field).
  Encoding Issues: If data is being imported or uploaded, there may be encoding issues that introduce invalid characters.
  
  Solutions:
  
  Check Input Data: Review the string or data being entered to ensure it only contains valid characters. Remove any special characters or spaces that