[Konstantinos]

It depends. Use at the end of the callback

pawn Код:

return 0;
// if it's filterscript

pawn Код:

return 1;
// if it's gamemode

Comment this line

pawn Код:

Login(playerid);
// Like this, down
// Login(playerid);

and debug it.

pawn Код:

print( "I logged in" );