1S308 - SSF kernel error: Incorrect input data length

SAP Error Message - Details

• Message type: E = Error

• Message class: 1S - Messages for SSF ("Secure Store & Forward")

• Message number: 308

• Message text: SSF kernel error: Incorrect input data length

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 1S308 - SSF kernel error: Incorrect input data length ?

  The SAP error message 1S308 SSF kernel error: Incorrect input data length typically occurs in the context of Secure Store and Forward (SSF) operations, which are used for cryptographic functions such as digital signatures and encryption. This error indicates that there is an issue with the length of the input data being processed by the SSF kernel.
  Causes:
  
  Incorrect Data Length: The input data being passed to the SSF function does not match the expected length. This could be due to a programming error or incorrect data being sent to the SSF interface.
  Configuration Issues: There may be misconfigurations in the SSF settings or the cryptographic service provider (CSP) being used.
  Corrupted or Incompatible Cryptographic Libraries: If the SSF kernel is using outdated or incompatible cryptographic libraries, it may lead to this error.
  Data Encoding Issues: The data being processed may not be properly encoded, leading to discrepancies in expected length.
  
  Solutions:
  
  Check Input Data: Verify the input data being sent to the SSF function. Ensure that it meets the expected length and format requirements.
  Review SSF Configuration: Check the SSF configuration settings in the SAP system. Ensure that the correct cryptographic service provider is configured and that all necessary parameters are set correctly.
  Update Cryptographic Libraries: If you suspect that the cryptographic libraries are outdated or corrupted, consider updating or reinstalling them.
  Debugging: Use debugging tools to trace the execution of the SSF function and identify where the incorrect data length is being introduced.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  Consult Documentation: Review the SAP documentation related to SSF and cryptographic functions for any additional configuration or usage guidelines.
  
  Related Information:
  
  SAP Basis Team: If you are unable to resolve the issue, it may be beneficial to involve your SAP Basis team or a consultant with expertise in SSF and cryptographic services.
  Logs and Traces: Check system logs (transaction SM21) and traces (transaction ST01) for additional error messages or warnings that may provide more context about the issue.
  Testing: If possible, test the SSF functionality in a development or test environment to isolate the issue without affecting production systems.
  
  By following these steps, you should be able to identify and resolve the cause of the 1S308 SSF kernel error: Incorrect input data length in your SAP system.