How To Fix SCPR511 - Key length is not currently supported

SAP Error Message - Details

• Message type: E = Error

• Message class: SCPR - BC Sets

• Message number: 511

• Message text: Key length is not currently supported

What causes this issue?

The maximum key length is currently 255 characters.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SCPR511 - Key length is not currently supported ?

  The SAP error message SCPR511, which states "Key length is not currently supported," typically occurs in the context of SAP systems when there is an issue related to cryptographic key lengths. This error can arise in various scenarios, such as when dealing with encryption, digital signatures, or secure communications.
  Cause:
  
  Unsupported Key Length: The error usually indicates that the key length being used for cryptographic operations (like encryption or signing) is not supported by the SAP system or the underlying cryptographic library.
  Configuration Issues: There may be a misconfiguration in the cryptographic settings of the SAP system, leading to the use of an unsupported key length.
  Outdated Cryptographic Libraries: The libraries or algorithms being used may not support the key length specified, especially if they are outdated or not properly configured.
  
  Solution:
  
  Check Key Length: Verify the key length being used in your cryptographic operations. Ensure that it adheres to the supported key lengths for the algorithms in use. Commonly supported key lengths include 128, 192, and 256 bits for AES, for example.
  Update Configuration: If you are using a custom configuration for cryptographic settings, review and update it to ensure that it aligns with the supported key lengths.
  Upgrade Cryptographic Libraries: Ensure that your SAP system is using the latest version of cryptographic libraries. This may involve applying patches or updates to the SAP system or the underlying operating system.
  Consult Documentation: Refer to the SAP documentation for the specific version you are using to find the supported key lengths and any configuration settings that may need to be adjusted.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide specific guidance based on your system configuration and version.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on cryptographic configurations.
  Security Guidelines: Review SAP's security guidelines and best practices for cryptographic operations to ensure compliance and proper configuration.
  System Logs: Analyze system logs for additional context or related errors that may help in diagnosing the issue.
  
  By following these steps, you should be able to identify the cause of the SCPR511 error and implement a solution to resolve it.