array(4) {
  ["code"]=>
  int(12516)
  ["message"]=>
  string(85) "ORA-12516: TNS:listener could not find available handler with matching protocol stack"
  ["offset"]=>
  int(0)
  ["sqltext"]=>
  string(0) ""
}

Error code = 12516
Error message = ORA-12516: TNS:listener could not find available handler with matching protocol stack
Error position = 0
SQL Statement = <p><a href='mailto:say@perfi.ru'><font color=red><b>ERROR</b></font></a>:&nbsp;<i>OCILogon!</i></p>