SAP Knowledge Base Article - Preview

1923679 - Cannot login using SAP* user[video]


  • You need to login to Application Server Java using emergency user to fix certain issues but are unable to login.
  • No error message is shown on the login page, instead you are redirected to login page.
  • Error in default trace(/usr/sap/<SID>/<instance>/j2ee/cluster/serverX/log) "Ticket signing certificate does not uses DSA algorithm. Remove theticket signing certificate from the TicketKeystore, create newcertificate that uses the DSA algorithm, and import it into the TicketKeystore."



  SAP Netweaver Java 7.1 and above.


SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver Composition Environment 7.1 ; SAP NetWeaver Composition Environment 7.2 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Composition Environment 7.1


KBA , gscindia_video , BC-JAS-SEC , Security, User Management , Problem

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