How To Fix P0126 - You have entered an invalid line number

SAP Error Message - Details

• Message type: E = Error

• Message class: P0 - Messages for Transactions PE01, PE02 and PE03

• Message number: 126

• Message text: You have entered an invalid line number

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 P0126 - You have entered an invalid line number ?

  The SAP error message P0126, which states "You have entered an invalid line number," typically occurs when a user attempts to access or manipulate a line in a table or list that does not exist or is out of range. This can happen in various contexts, such as during data entry, report generation, or when navigating through lists.
  Causes:
  
  Invalid Line Number: The user may have entered a line number that exceeds the number of available lines in the list or table.
  Data Deletion: The line that the user is trying to access may have been deleted or is no longer available.
  Incorrect Navigation: The user may have navigated incorrectly through the list, leading to an attempt to access a non-existent line.
  System Glitches: Occasionally, system errors or glitches can lead to this message being displayed.
  
  Solutions:
  
  Verify Line Number: Check the total number of lines available in the list or table and ensure that the line number you are trying to access is within that range.
  Refresh the Screen: Sometimes, refreshing the screen or reloading the data can resolve temporary glitches.
  Re-enter Data: If you are entering data, ensure that you are inputting the correct line number and that the data is still valid.
  Check for Deletions: If you suspect that the line may have been deleted, review the data to confirm its existence.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the transaction or report you are working with.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or system administrator for further assistance.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context (e.g., ME21N for purchase orders, VA01 for sales orders).
  User Permissions: Ensure that you have the necessary permissions to access the data you are trying to manipulate.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific transaction or module you are using.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.