How To Fix IAC542 - Last name incorrect, correct your entry

SAP Error Message - Details

• Message type: E = Error

• Message class: IAC - Internet Application Components

• Message number: 542

• Message text: Last name incorrect, correct your entry

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IAC542 - Last name incorrect, correct your entry ?

  The SAP error message IAC542, which states "Last name incorrect, correct your entry," typically occurs when there is an issue with the last name field in a form or transaction within the SAP system. This error is often related to data validation rules that require the last name to meet specific criteria.
  Causes:
  
  Invalid Characters: The last name may contain special characters or numbers that are not allowed.
  Length Restrictions: The last name may be too short or too long, exceeding the defined character limits.
  Mandatory Fields: The last name field may be mandatory, and if it is left blank or improperly filled, the error will occur.
  Format Issues: The last name may not conform to the expected format (e.g., it may need to start with a capital letter).
  Data Consistency: There may be inconsistencies with the data entered, such as leading or trailing spaces.
  
  Solutions:
  
  Check for Invalid Characters: Ensure that the last name only contains valid alphabetic characters. Remove any special characters or numbers.
  Verify Length: Check the length of the last name. It should typically be within the range defined by the system (usually between 1 and 40 characters, but this can vary).
  Fill Mandatory Fields: Ensure that the last name field is not left blank and is filled out correctly.
  Correct Format: Make sure the last name is formatted correctly, starting with a capital letter and without any unnecessary spaces.
  Re-enter the Data: If you suspect there may be hidden characters or formatting issues, try deleting the entry and retyping it.
  
  Related Information:
  
  User Documentation: Refer to the SAP user documentation or help files for specific guidelines on entering personal data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Consult with IT Support: If the problem persists after checking the above points, it may be helpful to consult with your organization's IT support or SAP administrator for further assistance.
  
  By following these steps, you should be able to resolve the IAC542 error and successfully enter the last name in the SAP system.