[[Notice]: Unknown account]

The ip is correct but I didn't installed gepard on the server. How I do this ?

[[Notice]: Unknown account]

Hi. I try to connect to my server with a client and say me Unregistred account but I have an account.
 

• Client Date:
  2020-03-22 (i know this date in a log file but how can i check the date to be sure ?)
• Server Mode:
  Renewal

<?xml version="1.0" encoding="euc-kr" ?>
<clientinfo>
	<desc>Ragnarok Client Information</desc>
	<servicetype>korea</servicetype>
	<servertype>primary</servertype>
	<hideaccountlist />
	<connection>
		<display>SERVEUR</display>
		<balloon>Serveur High Rates</balloon>
		<address>46.105.125.204</address>
		<port>6900</port>
		<version>36</version>
		<langtype>1</langtype>
		<yellow>
			<admin>2000000</admin>
			<admin>2000001</admin>
			<admin>2000002</admin>
		</yellow>
		<aid>
			<admin>2000000</admin>
			<admin>2000001</admin>
			<admin>2000002</admin>
		</aid>
		<loading>
			<image>loading00.jpg</image>
			<image>loading01.jpg</image>
			<image>loading02.jpg</image>
			<image>loading03.jpg</image>
			<image>loading04.jpg</image>
			<image>loading05.jpg</image>
			<image>loading06.jpg</image>
		</loading>
 </connection>
</clientinfo>

Quote

[Status]: Request for connection of  (ip: 127.0.0.1)
[Notice]: Unknown account (account: , ip: 127.0.0.1)
[Info]: Closed connection from '127.0.0.1'.