How To Fix SV420 - Single screen reset to original number

SAP Error Message - Details

• Message type: E = Error

• Message class: SV - View Maintenance: Customize Messages

• Message number: 420

• Message text: Single screen reset to original 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.

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 SV420 - Single screen reset to original number ?

  The SAP error message SV420, which states "Single screen reset to original number," typically occurs in the context of SAP GUI when there is an issue with the screen number or the navigation within the SAP system. This error can arise due to various reasons, including:
  Causes:
  
  Incorrect Screen Number: The user may have entered an invalid or non-existent screen number.
  Session Management Issues: Problems with the session management in SAP can lead to this error, especially if there are multiple sessions open.
  Configuration Issues: There may be configuration issues in the SAP system that affect how screens are displayed or navigated.
  User Authorizations: Lack of proper authorizations to access certain screens can also trigger this error.
  SAP GUI Version: Sometimes, using an outdated or incompatible version of SAP GUI can lead to unexpected behavior.
  
  Solutions:
  
  Check Screen Number: Ensure that the screen number you are trying to access is valid and exists in the system.
  Restart SAP GUI: Close and reopen the SAP GUI to reset the session. This can help clear any temporary issues.
  Clear Cache: Clear the SAP GUI cache. This can sometimes resolve issues related to screen rendering.
  Check Authorizations: Verify that you have the necessary authorizations to access the screen you are trying to navigate to.
  Update SAP GUI: Ensure that you are using the latest version of SAP GUI. If not, consider updating to the latest version.
  Contact Support: If the issue persists, it may be necessary to contact your SAP support team or system administrator for further assistance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SU53 (Authorization Check) to analyze authorization issues.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  If you continue to experience issues after trying these solutions, it may be beneficial to provide specific details about the context in which the error occurs to get more targeted assistance.