How To Fix TH021 - No patches found or prerequisites were not met

SAP Error Message - Details

• Message type: E = Error

• Message class: TH - Messages for Upgrade Repository Switch

• Message number: 021

• Message text: No patches found or prerequisites were not met

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 TH021 - No patches found or prerequisites were not met ?

  The SAP error message TH021: No patches found or prerequisites were not met typically occurs during the process of applying patches or updates to an SAP system. This error indicates that the system could not find the required patches or that the prerequisites for applying the patches were not satisfied.
  Causes:
  
  Missing Patches: The specified patches may not be available in the system or the specified directory.
  Incorrect Patch Level: The system may not be at the required patch level to apply the new patches.
  Prerequisite Checks: The prerequisites for the patches may not be met, which can include missing components, incorrect versions, or other dependencies.
  Incorrect Configuration: The configuration settings in the SAP system may not be set up correctly to recognize the patches.
  Network Issues: If the patches are being fetched from a remote location, network issues may prevent access to the required files.
  
  Solutions:
  
  
  Check Patch Availability:
  
  Verify that the required patches are available in the specified directory or on the SAP Service Marketplace.
  Use the transaction code SPAM or SAINT to check for available patches.
  
  
  
  Review Prerequisites:
  
  Check the SAP Note associated with the patch to understand the prerequisites.
  Ensure that all required components and versions are installed and up to date.
  
  
  
  Update the System:
  
  If the system is not at the required patch level, consider updating it to the necessary level before applying the new patches.
  
  
  
  Configuration Review:
  
  Review the configuration settings in the SAP system to ensure that they are correctly set up to recognize and apply patches.
  
  
  
  Network Check:
  
  If patches are being downloaded from a remote location, ensure that there are no network issues preventing access to the patch files.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes that may provide additional guidance or solutions for the specific error message.
  
  
  
  Log Files:
  
  Check the log files for more detailed error messages that can provide insight into what went wrong during the patch application process.
  
  
  
  Related Information:
  
  SAP Notes: Always refer to the latest SAP Notes for specific patches and updates. You can search for relevant notes on the SAP Support Portal.
  Transaction Codes: Familiarize yourself with transaction codes like SPAM (for applying Support Packages) and SAINT (for adding Add-On components).
  SAP Community: Engage with the SAP Community forums for discussions and solutions related to similar issues faced by other users.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP Support for further assistance.