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1961465 - Invalid license key (inconsistent authentication code) error message using SySAM


  • Errorlog of a SySAM enabled product reports error including "Invalid (inconsistent) license key"
    • Example provided is from ASE, but can be seen for any SySAM license product:

SySAM: Failed to obtain license(s) for ASE_CORE feature from license file(s) or server(s).
SySAM: Invalid (inconsistent) license key.
SySAM: The license key and data for the feature do not match.
SySAM: This usually happens when a license file has been altered.



  • SAP Adaptive Server Enterprise (ASE)
  • SAP Replication Server (SRS)
  • SAP IQ
  • Any (ex-Sybase) product that uses
    • SySAM 2.x


SAP IQ all versions ; Sybase Adaptive Server Enterprise all versions ; Sybase Replication Server software all versions


Hidden characters, non printable , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-SAM , Sybase Software Asset Management , Problem

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