How To Fix KP402 - An error occurred during the resource encryption

SAP Error Message - Details

• Message type: E = Error

• Message class: KP - CO-OM Planning

• Message number: 402

• Message text: An error occurred during the resource encryption

What causes this issue?

An error has occurred in function module K_SUBKEY_GET (probably on the
database).

How to fix this error?

Contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KP402 - An error occurred during the resource encryption ?

  The SAP error message KP402, which states "An error occurred during the resource encryption," typically relates to issues with the encryption of sensitive data within the SAP system. This error can occur in various contexts, such as during the execution of certain transactions or when accessing specific functionalities that require encrypted data.
  Causes of KP402 Error
  
  Encryption Key Issues: The encryption keys used for securing sensitive data may be missing, corrupted, or incorrectly configured.
  Configuration Problems: Incorrect settings in the SAP system related to encryption or security parameters can lead to this error.
  Authorization Issues: The user may not have the necessary authorizations to perform actions that involve encryption.
  System Bugs: There may be bugs or inconsistencies in the SAP version being used that affect encryption processes.
  Database Issues: Problems with the underlying database, such as corruption or misconfiguration, can also lead to encryption errors.
  
  Solutions to KP402 Error
  
  
  Check Encryption Configuration:
  
  Verify the configuration settings for encryption in the SAP system. Ensure that the encryption keys are correctly set up and accessible.
  Use transaction code STRUST to check the SSL and encryption settings.
  
  
  
  Review User Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to perform the actions that involve encryption. Check roles and profiles assigned to the user.
  
  
  
  Regenerate Encryption Keys:
  
  If the encryption keys are suspected to be corrupted, consider regenerating them. This may involve using transaction codes like SICF or STRUST.
  
  
  
  Check for System Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, bugs related to encryption are fixed in newer versions.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP Notes often provide solutions or workarounds for known issues.
  
  
  
  Review Logs:
  
  Check the system logs (transaction code SM21) and application logs (transaction code SLG1) for more detailed error messages that can provide insights into the root cause of the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the context in which it occurs.
  
  
  
  Related Information
  
  SAP Documentation: Review the official SAP documentation related to encryption and security settings for your specific version of SAP.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  Backup and Recovery: Always ensure that you have a backup of your system before making significant changes, especially when dealing with encryption and security settings.
  
  By following these steps, you should be able to diagnose and resolve the KP402 error in your SAP system.