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2505364 - An I/O error occurred during the underlying SSL operation - SAP ASE


Getting error messages in the ASE error log:

SSL or Crypto Error Info: psn 264, vsn 2515, sockp 26c6fd1c0 error id 12, severity -2, provider id 2.
SSL or Crypto Error Message: 'An I/O error occurred during the underlying SSL operation. Check your I/O callback handler return values and error codes.'.



  • SAP Adaptive Server Enterprise (ASE) 15.7 and 16.0
  • SAP Sybase Software Developer Kit (SDK) 15.7
  • SAP Adaptive Server Enterprise (ASE) Software Developer Kit (SDK) 16.0


SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise SDK 16.0 ; Sybase Adaptive Server Enterprise 15.5 ; Sybase Software Developer Kit 15.7


ssl, connection fail, disconnect, improper close, killed, CR806012, CR#806012, 806012 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-SDK , SDK , Product Enhancement

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