[Vrag]

So when I preesed samp-server new file showed server_log and in it this writes

----------
Loaded log file: "server_log.txt".
----------

SA-MP Dedicated Server
----------------------
v0.3x, ©2005-2013 SA-MP Team

[15:23:05] Error: Your password must be changed from the default password, please change it.

----------
Loaded log file: "server_log.txt".
----------

SA-MP Dedicated Server
----------------------
v0.3x, ©2005-2013 SA-MP Team

[15:23:06] Error: Your password must be changed from the default password, please change it.

----------
Loaded log file: "server_log.txt".
----------

SA-MP Dedicated Server
----------------------
v0.3x, ©2005-2013 SA-MP Team

[15:27:11] Error: Your password must be changed from the default password, please change it.

[Vrag]

Help me fast!

[jotan.]

Change rcon password in server.cfg

[Infinity]

Why don't you try and read the error. If you still don't understand it, search it.