How To Fix /UI2/CACHE037 - Last creation of Cache Buster token

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CACHE -

• Message number: 037

• Message text: Last creation of Cache Buster token

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 /UI2/CACHE037 - Last creation of Cache Buster token ?

  The SAP error message /UI2/CACHE037 typically relates to issues with the cache buster token in the SAP Fiori/UI5 environment. This token is essential for ensuring that the latest versions of resources are loaded by the browser, preventing caching issues that can lead to outdated or incorrect data being displayed.
  Cause:
  The error message /UI2/CACHE037 Last creation of Cache Buster token can occur due to several reasons:
  
  Cache Issues: The browser or server cache may not be cleared properly, leading to stale data being served.
  Configuration Problems: There may be misconfigurations in the SAP Gateway or the Fiori Launchpad settings.
  Network Issues: Temporary network issues can prevent the proper generation or retrieval of the cache buster token.
  System Performance: High load on the server can lead to delays or failures in generating the cache buster token.
  Expired Tokens: The cache buster token may have expired or not been generated correctly.
  
  Solution:
  To resolve the /UI2/CACHE037 error, you can try the following steps:
  
  Clear Browser Cache: Clear the cache and cookies in your web browser to ensure that you are not loading outdated resources.
  Check System Configuration: Verify the configuration settings in the SAP Gateway and Fiori Launchpad. Ensure that the cache buster settings are correctly configured.
  Restart Services: If you have access, restart the relevant SAP services (like the SAP Gateway) to refresh the cache and regenerate tokens.
  Check Network Connectivity: Ensure that there are no network issues affecting the connection to the SAP server.
  Monitor System Performance: Check the performance of the SAP system. If the system is under heavy load, consider optimizing performance or scaling resources.
  Update SAP Notes: Check for any relevant SAP Notes or patches that may address known issues related to cache buster tokens.
  Consult Logs: Review the application logs for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  SAP Fiori/UI5 Documentation: Refer to the official SAP documentation for Fiori and UI5 for more details on cache management and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the /UI2/CACHE037 error effectively.