How To Fix LRM302 - Input &1 contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 302

• Message text: Input &1 contains invalid characters

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message LRM302 - Input &1 contains invalid characters ?

  The SAP error message LRM302, which states "Input &1 contains invalid characters," typically occurs when the system encounters characters in an input field that are not allowed or expected based on the field's definition or data type. This can happen in various contexts, such as during data entry, file uploads, or when processing certain transactions.
  Cause:
  
  Invalid Characters: The input string contains characters that are not permitted. This could include special characters, spaces, or non-alphanumeric characters that the system does not recognize.
  Field Length Exceeded: The input may exceed the maximum length defined for that field.
  Data Type Mismatch: The input may not conform to the expected data type (e.g., entering letters in a numeric field).
  Configuration Issues: There may be specific configurations or validations set up in the system that restrict certain characters.
  
  Solution:
  
  Check Input: Review the input data for any invalid characters. Remove or replace any characters that are not allowed.
  Field Length: Ensure that the input does not exceed the maximum length defined for the field.
  Data Type Validation: Verify that the input matches the expected data type. For example, if a numeric field is expected, ensure that only numbers are entered.
  Consult Documentation: Refer to the relevant SAP documentation or field help to understand the valid input formats for the specific field.
  Error Handling: Implement error handling in your application or process to catch and manage such errors gracefully.
  Testing: If you are developing or modifying a program, conduct thorough testing with various input scenarios to ensure that the system handles invalid characters appropriately.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Depending on where the error occurs, you may want to look into specific transaction codes related to the process you are working on.
  User Exits or BAdIs: If you are customizing the system, check if there are any user exits or BAdIs that might be affecting input validation.
  Field Definitions: Review the field definitions in the Data Dictionary (SE11) to understand the constraints and validations applied to the field.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more specific guidance based on your system configuration and the context in which the error occurs.