How To Fix LRM301 - Input &1 contains invalid character &2

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 301

• Message text: Input &1 contains invalid character &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LRM301 - Input &1 contains invalid character &2 ?

  The SAP error message LRM301, which states "Input &1 contains invalid character &2," typically occurs when the system encounters an invalid character in a field that does not accept it. This can happen in various contexts, such as during data entry, file uploads, or when processing certain transactions.
  Cause:
  
  Invalid Characters: The input field may have restrictions on the types of characters that can be entered. For example, certain fields may only accept alphanumeric characters, while others may allow special characters.
  Data Format Issues: The data being processed may not conform to the expected format, such as incorrect delimiters or unexpected symbols.
  Configuration Settings: The system configuration may impose specific rules regarding valid characters for certain fields.
  
  Solution:
  
  Identify the Field: Check the field indicated by &1 in the error message to determine where the invalid character is located.
  Review Input Data: Examine the input data for the presence of invalid characters. Remove or replace any characters that are not allowed.
  Check Field Specifications: Refer to the documentation or field specifications to understand what characters are permitted in that field.
  Data Validation: Implement data validation checks before submitting data to the system to catch invalid characters early.
  Consult SAP Notes: Look for any relevant SAP Notes or documentation that may provide additional context or solutions for this specific error.
  
  Related Information:
  
  Field Length and Type: Ensure that the data being entered matches the expected field length and type.
  Transaction Codes: If this error occurs during a specific transaction, check if there are known issues or updates related to that transaction.
  User Exits or BAdIs: If custom logic is implemented, review any user exits or BAdIs that may affect data processing.
  Testing: If possible, replicate the issue in a test environment to better understand the conditions that lead to the error.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP community forums for further assistance.