3729123 - IQ Emergency Shutdown if an ALTER USER statement is interrupted - SAP IQ

• The Connection was terminated abnormally when running the command alter user "user_name" identified by encrypted '***', then SAP IQ Abort.
• The error occurs as:
  

  **************************************************
  ***   SAP IQ Abort:
  ***      From:  stcxtlib/st_server.cxx:2501
  ***      PID: 20123
  ***      Message: caught signal 11, program abort (pc=0x00007ffff54978c1, sp=0x00007ff450dcbdb8, fp=0x00007ff450dcc180, addr=0x0000000000000000)
  ***      Thread: 140687305398016  (TIX: 23)
  **************************************************

• The typical stack trace looks like:
  

  Unparser::put_string
  Unparser::put_create_user_opts
  Unparser::put_stat
  Unparser::put_statement
  Unparser::unparse
  PSpawns
  Unparser::Unparse
  ParseSupport::CommandToString
  UnparseCtrl::ParsedToStream
  UnparseCtrl::ParsedToString
  UnparseCtrl::ParsedToValue
  Prep_to_str_for_logging
  Worker::SetStatementToBeLogged
  DoExecuteStmt
  db__execute

SAP IQ 16.1 

KBA , BC-SYB-IQ , Sybase IQ , Problem