How To Fix 00123 - Error in GUI input data: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 123

• Message text: Error in GUI input data: &1

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 00123 - Error in GUI input data: &1 ?

  The SAP error message "00123 Error in GUI input data: &1" typically indicates that there is an issue with the data entered in the SAP GUI (Graphical User Interface). This error can occur for various reasons, and the specific cause can often be identified by examining the details provided in the error message, particularly the placeholder &1, which usually contains information about the specific field or data that is causing the issue.
  Possible Causes:
  
  Invalid Input Format: The data entered may not conform to the expected format (e.g., date formats, numeric values, etc.).
  Mandatory Fields: Required fields may be left blank or not filled in correctly.
  Data Type Mismatch: The data type of the input may not match the expected type (e.g., entering text in a numeric field).
  Field Length Exceeded: The input data may exceed the maximum length allowed for that field.
  Special Characters: The input may contain special characters that are not allowed.
  Configuration Issues: There may be issues with the configuration of the SAP system or the specific transaction being used.
  
  Solutions:
  
  Check Input Data: Review the data entered in the fields, especially the one indicated by &1, and ensure it meets the required format and criteria.
  Fill Mandatory Fields: Ensure that all mandatory fields are filled out correctly.
  Correct Data Types: Make sure that the data types match the expected input (e.g., use numbers for numeric fields).
  Adhere to Field Lengths: Check the maximum length for each field and ensure that the input does not exceed this limit.
  Remove Special Characters: If applicable, remove any special characters from the input data.
  Consult Documentation: Refer to the SAP documentation or help files for the specific transaction to understand the expected input formats and requirements.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with a technical expert for further assistance.
  
  Related Information:
  
  Transaction Codes: The error may occur in specific transaction codes, so knowing which transaction you are using can help in troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message.
  User Authorization: Ensure that the user has the necessary authorizations to perform the action related to the input data.
  
  By following these steps, you should be able to identify and resolve the issue causing the "00123 Error in GUI input data: &1" message in SAP.